• Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.350 Bore – 3.750 Stroke – 14.00CC – #99501

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.350
    Stroke: 3.750
    Rod Length: 6.768
    Compression Height: 2.065
    Compression Ratio (64): 15.10
    Compression Ratio (75): 13.10
    Compression Ratio (86): 11.60
    Dome Volume: 14.00
    Dome Height: .450
    Gram Weight: 704
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: .150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.350 Bore – 4.150 Stroke – 13.70CC – #99542

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.350
    Stroke: 4.150
    Rod Length: 6.768
    Compression Height: 1.865
    Compression Ratio (64): 16.70
    Compression Ratio (75): 14.40
    Compression Ratio (86): 12.70
    Dome Volume: 13.70
    Dome Height: .425
    Gram Weight: 630
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: .150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .185
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.350 Bore – 4.150 Stroke – 13.70CC – #99543

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.350
    Stroke: 4.150
    Rod Length: 6.768
    Compression Height: 1.865
    Compression Ratio (64): 16.70
    Compression Ratio (75): 14.40
    Compression Ratio (86): 12.70
    Dome Volume: 13.70
    Dome Height: .425
    Gram Weight: 659
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: 1.094
    Pin Length: 2.750
    Pin Wall: .156
    Pin Weight: 158 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .185
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.360 Bore – 3.750 Stroke – 14.00CC – #81762

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.360
    Stroke: 3.750
    Rod Length: 6.768
    Compression Height: 2.065
    Compression Ratio (64): 15.20
    Compression Ratio (75): 13.10
    Compression Ratio (86): 11.60
    Dome Volume: 14.00
    Dome Height: .450
    Gram Weight: 690
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR6490
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: 1.094
    Pin Length: 2.750
    Pin Wall: .156
    Pin Weight: 158 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .180
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.360 Bore – 3.750 Stroke – 14.00CC – #99782

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.360
    Stroke: 3.750
    Rod Length: 6.768
    Compression Height: 2.065
    Compression Ratio (64): 15.20
    Compression Ratio (75): 13.10
    Compression Ratio (86): 11.60
    Dome Volume: 14.00
    Dome Height: .450
    Gram Weight: 662
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR6490
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: .150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .180
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.375 Bore – 3.750 Stroke – 14.00CC – #82007

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.375
    Stroke: 3.750
    Rod Length: 6.768
    Compression Height: 2.065
    Compression Ratio (64): 15.30
    Compression Ratio (75): 13.20
    Compression Ratio (86): 11.70
    Dome Volume: 14.00
    Dome Height: .450
    Gram Weight: 680
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: 1.094
    Pin Length: 2.750
    Pin Wall: .156
    Pin Weight: 158 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .180
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.375 Bore – 3.750 Stroke – 14.00CC – #99503

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.375
    Stroke: 3.750
    Rod Length: 6.768
    Compression Height: 2.065
    Compression Ratio (64): 15.30
    Compression Ratio (75): 13.20
    Compression Ratio (86): 11.70
    Dome Volume: 14.00
    Dome Height: .450
    Gram Weight: 679
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: .150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.375 Bore – 4.150 Stroke – 13.70CC – #99544

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.375
    Stroke: 4.150
    Rod Length: 6.768
    Compression Height: 1.865
    Compression Ratio (64): 16.80
    Compression Ratio (75): 14.50
    Compression Ratio (86): 12.80
    Dome Volume: 13.70
    Dome Height: .425
    Gram Weight: 639
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: 1.094
    Pin Length: 2.750
    Pin Wall: .156
    Pin Weight: 158 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .185
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: Open/Close Chamber: 440 – Dome Top: 4.375 Bore – 4.150 Stroke – 13.70CC – #99545

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.375
    Stroke: 4.150
    Rod Length: 6.768
    Compression Height: 1.865
    Compression Ratio (64): 16.80
    Compression Ratio (75): 14.50
    Compression Ratio (86): 12.80
    Dome Volume: 13.70
    Dome Height: .425
    Gram Weight: 660
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: .150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 10.725
    Top Land: .250
    Second Land: .157
    Third Land: .078
    Deck Thickness: .185
    Intake Cutter: 2.300
    Exhaust Cutter: 2.000
    Intake Depth: .220
    Exhaust Depth: .200
    Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1094
    Details

  • Chrysler Big Block: RB Block – 10.5:1 Heavy Nitrous: 400 – Dish Top: 4.500 Bore – 4.500 Stroke – -33.70CC – #99167

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (400+HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dish Top
    Bore: 4.500
    Stroke: 4.500
    Rod Length: 7.100
    Compression Height: 1.355
    Compression Ratio (64): 11.50
    Compression Ratio (75): 10.50
    Compression Ratio (88): 9.50
    Dome Volume: -33.70
    Dome Height: N/A
    Gram Weight: N/A
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: No
    Pins: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: .150
    Pin Weight: 146 Grams
    Pin Buttons: No
    Block Height: 10.725
    Top Land: N/A
    Second Land: N/A
    Oil Land: N/A
    Deck Thickness: N/A
    Intake Cutter: N/A
    Exhaust Cutter: N/A
    Intake Depth: N/A
    Exhaust Depth: N/A
    Note: 4340 or H13 Pin recommended for NOS over 300HP
    Details

  • Chrysler Big Block: RB Block – 10.5:1 Heavy Nitrous: 400 – Dish Top: 4.530 Bore – 4.500 Stroke – -35.10CC – #99168

    Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall Pins
    Application: Recommended for Applications Using Nitrous (400+HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dish Top
    Bore: 4.530
    Stroke: 4.500
    Rod Length: 7.100
    Compression Height: 1.355
    Compression Ratio (64): 11.50
    Compression Ratio (75): 10.50
    Compression Ratio (88): 9.50
    Dome Volume: -35.10
    Dome Height: N/A
    Gram Weight: N/A
    Rings: 1/16 1/16 3/16
    Ring Set: TOT-CR9190
    Rings Included: No
    Oil Rail Spacer: No
    Pins: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: .150
    Pin Weight: 146 Grams
    Pin Buttons: No
    Block Height: 10.725
    Top Land: N/A
    Second Land: N/A
    Oil Land: N/A
    Deck Thickness: N/A
    Intake Cutter: N/A
    Exhaust Cutter: N/A
    Intake Depth: N/A
    Exhaust Depth: N/A
    Note: 4340 or H13 Pin recommended for NOS over 300HP
    Details

  • Chrysler Hemi 6.1: Latel Model Hemi: 6.1 – Flat Top: 4.070 Bore – 4.050 Stroke – -0.59CC – #99614

    Whats Included: Complete Set Of Pistons, Rings, Locks, 5115 Series Straight Wall Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended for Nitrous or Forced Induction Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.070
    Stroke: 4.050
    Rod Length: 6.125
    Compression Height: 1.085
    Compression Ratio (72): 9.9:1
    Dome Volume: -0.59
    Dome Height: FT
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4072
    Rings Included: Yes
    Oil Rail Spacer: 405RR
    Pins: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 110 g. Grams
    Pin Buttons: No
    Block Height: 9.245
    Top Land: .160
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .190
    Intake Cutter: 2.200
    Exhaust Cutter: 1.800
    Intake Depth: .100
    Exhaust Depth: .100
    Note: Recommend Upgrading to Ross 4340 or H13 Pins for applications running NOS over 600HP
    Details

  • Chrysler Hemi 6.1: Latel Model Hemi: 6.1 – Flat Top: 4.070 Bore – 4.050 Stroke – -18.00CC – #99616

    Whats Included: Complete Set Of Pistons, Rings, Locks, 5115 Series Straight Wall Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Recommended For Turbo Applications running up to 12LBS of Boost
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.070
    Stroke: 4.050
    Rod Length: 6.125
    Compression Height: 1.085
    Compression Ratio (72): 8.5:1
    Dome Volume: -18.00
    Dome Height: .125
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4072
    Rings Included: Yes
    Oil Rail Spacer: 405RR
    Pins: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 110 g. Grams
    Pin Buttons: No
    Block Height: 9.245
    Top Land: .235
    Second Land: .170
    Oil Land: .085
    Deck Thickness: .200
    Intake Cutter: 2.200
    Exhaust Cutter: 1.800
    Intake Depth: .180
    Exhaust Depth: .180
    Note: Recommend Upgrading to Ross 4340 or H13 Pins for applications running NOS over 600HP
    Details

  • Chrysler Hemi 6.1: Latel Model Hemi: 6.1 – Flat Top: 4.080 Bore – 4.050 Stroke – -0.59CC – #99615

    Whats Included: Complete Set Of Pistons, Rings, Locks, 5115 Series Straight Wall Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended for Nitrous or Forced Induction Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.080
    Stroke: 4.050
    Rod Length: 6.125
    Compression Height: 1.085
    Compression Ratio (72): 10.0:1
    Dome Volume: -0.59
    Dome Height: FT
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4082
    Rings Included: Yes
    Oil Rail Spacer: 405RR
    Pins: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 110 g. Grams
    Pin Buttons: No
    Block Height: 9.245
    Top Land: .160
    Second Land: .145
    Oil Land: .080
    Deck Thickness: .190
    Intake Cutter: 2.200
    Exhaust Cutter: 1.800
    Intake Depth: .080
    Exhaust Depth: .080
    Note: Recommend Upgrading to Ross 4340 or H13 Pins for applications running NOS over 600HP
    Details

  • Chrysler Hemi 6.1: Latel Model Hemi: 6.1 – Flat Top: 4.080 Bore – 4.050 Stroke – -18.70CC – #99617

    Whats Included: Complete Set Of Pistons, Rings, Locks, 5115 Series Straight Wall Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Recommended For Turbo Applications running up to 12LBS of Boost
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.080
    Stroke: 4.050
    Rod Length: 6.125
    Compression Height: 1.085
    Compression Ratio (72): 8.5:1
    Dome Volume: -18.70
    Dome Height: .125
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4082
    Rings Included: Yes
    Oil Rail Spacer: 405RR
    Pins: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 110 g. Grams
    Pin Buttons: No
    Block Height: 9.245
    Top Land: .235
    Second Land: .170
    Oil Land: .085
    Deck Thickness: .200
    Intake Cutter: 2.200
    Exhaust Cutter: 1.800
    Intake Depth: .160
    Exhaust Depth: .160
    Note: Recommend Upgrading to Ross 4340 or H13 Pins for applications running NOS over 600HP
    Details

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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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