Phone: 310.536.0100

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.057 C/H – 4.560 Bore – 4.375 Stroke – 50.00CC – #91136

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.560
    Stroke: 4.375
    Rod Length: 6.535
    Compression Height: 1.057
    Compression Ratio (109.00): 15.93
    Compression Ratio (118.00): 15.56
    Compression Ratio (124.00): 15.21
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CRG4327
    Rings Included: No
    Oil Rail Spacer: ORS-450
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .260
    Second Land: .130
    Oil Land: .075
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.057 C/H – 4.600 Bore – 4.375 Stroke – 50.00CC – #91137

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.600
    Stroke: 4.375
    Rod Length: 6.535
    Compression Height: 1.057
    Compression Ratio (109.00): 16.15
    Compression Ratio (118.00): 15.87
    Compression Ratio (124.00): 15.42
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .260
    Second Land: .130
    Oil Land: .075
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.057 C/H – 4.605 Bore – 4.375 Stroke – 50.00CC – #91138

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.605
    Stroke: 4.375
    Rod Length: 6.535
    Compression Height: 1.057
    Compression Ratio (109.00): 16.19
    Compression Ratio (118.00): 15.81
    Compression Ratio (124.00): 15.45
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .260
    Second Land: .130
    Oil Land: .075
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.057 C/H – 4.610 Bore – 4.375 Stroke – 50.00CC – #91139

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.610
    Stroke: 4.375
    Rod Length: 6.535
    Compression Height: 1.057
    Compression Ratio (109.00): 16.22
    Compression Ratio (118.00): 15.84
    Compression Ratio (124.00): 15.48
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .260
    Second Land: .130
    Oil Land: .075
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.057 C/H – 4.625 Bore – 4.375 Stroke – 50.00CC – #91140

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.625
    Stroke: 4.375
    Rod Length: 6.535
    Compression Height: 1.057
    Compression Ratio (109.00): 16.30
    Compression Ratio (118.00): 15.92
    Compression Ratio (124.00): 15.56
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CRL6010
    Rings Included: No
    Oil Rail Spacer: ORS-463
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .260
    Second Land: .130
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.120 C/H – 4.560 Bore – 4.250 Stroke – 50.00CC – #91118

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.560
    Stroke: 4.250
    Rod Length: 6.535
    Compression Height: 1.120
    Compression Ratio (109.00): 15.51
    Compression Ratio (118.00): 15.15
    Compression Ratio (124.00): 14.80
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CRG4327
    Rings Included: No
    Oil Rail Spacer: ORS-450
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.120 C/H – 4.600 Bore – 4.250 Stroke – 50.00CC – #91119

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.600
    Stroke: 4.250
    Rod Length: 6.535
    Compression Height: 1.120
    Compression Ratio (109.00): 15.73
    Compression Ratio (118.00): 15.36
    Compression Ratio (124.00): 15.01
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.120 C/H – 4.605 Bore – 4.250 Stroke – 50.00CC – #91120

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.605
    Stroke: 4.250
    Rod Length: 6.535
    Compression Height: 1.120
    Compression Ratio (109.00): 15.75
    Compression Ratio (118.00): 13.39
    Compression Ratio (124.00): 15.04
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.120 C/H – 4.610 Bore – 4.250 Stroke – 50.00CC – #91121

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.610
    Stroke: 4.250
    Rod Length: 6.535
    Compression Height: 1.120
    Compression Ratio (109.00): 15.79
    Compression Ratio (118.00): 15.42
    Compression Ratio (124.00): 15.07
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.120 C/H – 4.625 Bore – 4.250 Stroke – 50.00CC – #91122

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.625
    Stroke: 4.250
    Rod Length: 6.535
    Compression Height: 1.120
    Compression Ratio (109.00): 15.86
    Compression Ratio (118.00): 15.49
    Compression Ratio (124.00): 15.14
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CRL6010
    Rings Included: No
    Oil Rail Spacer: ORS-463
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.145 C/H – 4.560 Bore – 4.500 Stroke – 50.00CC – #91145

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.560
    Stroke: 4.500
    Rod Length: 6.385
    Compression Height: 1.145
    Compression Ratio (109.00): 16.36
    Compression Ratio (118.00): 15.98
    Compression Ratio (124.00): 15.62
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CRG4327
    Rings Included: No
    Oil Rail Spacer: ORS-450
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .260
    Second Land: .130
    Oil Land: .075
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.145 C/H – 4.600 Bore – 4.500 Stroke – 50.00CC – #91146

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.600
    Stroke: 4.500
    Rod Length: 6.385
    Compression Height: 1.145
    Compression Ratio (109.00): 16.59
    Compression Ratio (118.00): 16.20
    Compression Ratio (124.00): 15.83
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.145 C/H – 4.605 Bore – 4.500 Stroke – 50.00CC – #91147

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.605
    Stroke: 4.500
    Rod Length: 6.385
    Compression Height: 1.145
    Compression Ratio (109.00): 16.62
    Compression Ratio (118.00): 16.23
    Compression Ratio (124.00): 15.87
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.145 C/H – 4.610 Bore – 4.500 Stroke – 50.00CC – #91148

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.610
    Stroke: 4.500
    Rod Length: 6.385
    Compression Height: 1.145
    Compression Ratio (109.00): 16.66
    Compression Ratio (118.00): 16.27
    Compression Ratio (124.00): 15.90
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.145 C/H – 4.625 Bore – 4.500 Stroke – 50.00CC – #91149

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.625
    Stroke: 4.500
    Rod Length: 6.385
    Compression Height: 1.145
    Compression Ratio (109.00): 16.74
    Compression Ratio (118.00): 16.35
    Compression Ratio (124.00): 15.98
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CRL6010
    Rings Included: No
    Oil Rail Spacer: ORS-463
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.210 C/H – 4.560 Bore – 4.375 Stroke – 50.00CC – #91127

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.560
    Stroke: 4.375
    Rod Length: 6.385
    Compression Height: 1.210
    Compression Ratio (109.00): 15.93
    Compression Ratio (118.00): 15.56
    Compression Ratio (124.00): 15.21
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CRG4327
    Rings Included: No
    Oil Rail Spacer: ORS-450
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .273
    Second Land: .135
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.210 C/H – 4.600 Bore – 4.375 Stroke – 50.00CC – #91128

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.600
    Stroke: 4.375
    Rod Length: 6.385
    Compression Height: 1.210
    Compression Ratio (109.00): 16.15
    Compression Ratio (118.00): 15.87
    Compression Ratio (124.00): 15.42
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.210 C/H – 4.605 Bore – 4.375 Stroke – 50.00CC – #91129

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.605
    Stroke: 4.375
    Rod Length: 6.385
    Compression Height: 1.210
    Compression Ratio (109.00): 16.19
    Compression Ratio (118.00): 15.81
    Compression Ratio (124.00): 15.45
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .135
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.210 C/H – 4.610 Bore – 4.375 Stroke – 50.00CC – #91130

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.610
    Stroke: 4.375
    Rod Length: 6.385
    Compression Height: 1.210
    Compression Ratio (109.00): 16.22
    Compression Ratio (118.00): 15.84
    Compression Ratio (124.00): 15.48
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CR1050
    Rings Included: No
    Oil Rail Spacer: ORS-456
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

  • Chevrolet Big Block: 24′ High Compression Pro Series – Dome Top: 1.210 C/H – 4.625 Bore – 4.375 Stroke – 50.00CC – #91131

    Whats Included: Complete Set Of Pistons, Lock Removal Indents, Oil Support Rails, Vertical Gas Porting & 2ND Land Accumulator Groove
    Application: Not Recommended For Nitrous or Boosted Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.625
    Stroke: 4.375
    Rod Length: 6.385
    Compression Height: 1.210
    Compression Ratio (109.00): 16.30
    Compression Ratio (118.00): 15.92
    Compression Ratio (124.00): 15.56
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: N/A
    Rings: .043 .043 3.0
    Ring Set: CRL6010
    Rings Included: No
    Oil Rail Spacer: ORS-463
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.750
    Pin Wall: .150
    Pin Weight: 135 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .135
    Oil Land: .080
    Deck Thickness: .170
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .080 up
    Note: Coating Options Available
    Details

625 S Douglas St. El Segundo, CA 90245

Phone: 1 (310) 536-0100

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Family Run Since 1979…

For roughly 4 decades now, Ross Racing Pistons has met the global racer demand, for the most advanced forged pistons in the racing industry. Along with a dedicated line of in-stock pistons, we specialize in the manufacturing of custom, high-end, forged aluminum Import and Domestic piston applications, for use in high horsepower motorsports.
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