• Chevrolet: 350 Small Block 23 Degree (SP Forging) – Flat Top: 1.550 C/H – 4.045 Bore – 3.500 Stroke – -4.40CC – #97703

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.045
    Stroke: 3.500
    Rod Length: 5.700
    Compression Height: 1.550
    Compression Ratio (58): 11.22
    Compression Ratio (64): 10.44
    Compression Ratio (76): 9.18
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4047
    Rings Included: Yes
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing. (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available.
    Details

  • Chevrolet: 350 Small Block 23 Degree (SP Forging) – Flat Top: 1.550 C/H – 4.060 Bore – 3.500 Stroke – -4.40CC – #97704

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.060
    Stroke: 3.500
    Rod Length: 5.700
    Compression Height: 1.550
    Compression Ratio (58): 11.30
    Compression Ratio (64): 10.52
    Compression Ratio (76): 9.25
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4062
    Rings Included: Yes
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing. (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available.
    Details

  • Chevrolet: 350 Small Block 23 Degree (SP Forging) – Flat Top: 1.550 C/H – 4.065 Bore – 3.500 Stroke – -4.40CC – #97705

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.065
    Stroke: 3.500
    Rod Length: 5.700
    Compression Height: 1.550
    Compression Ratio (58): 11.30
    Compression Ratio (64): 10.52
    Compression Ratio (76): 9.25
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4067
    Rings Included: Yes
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing. (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available.
    Details

  • Chevrolet: 350 Small Block 23 Degree (Xtra High Dome) – Dome Top: 1.245 C/H – 4.030 Bore – 3.480 Stroke – 15.20CC – #90005

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.030
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.245
    Compression Ratio (58): 14.00
    Compression Ratio (64): 12.90
    Compression Ratio (76): 11.00
    Dome Volume: 15.20
    Gram Weight: 421
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This piston is not recommended for circle track or other endurance applications
    Details

  • Chevrolet: 350 Small Block 23 Degree (Xtra High Dome) – Dome Top: 1.268 C/H – 4.030 Bore – 3.480 Stroke – 15.20CC – #90462

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.030
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 14.00
    Compression Ratio (64): 12.90
    Compression Ratio (76): 11.00
    Dome Volume: 15.20
    Gram Weight: 421
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This piston is not recommended for circle track or other endurance applications
    Details

  • Chevrolet: 350 Small Block 23 Degree (Xtra High Dome) – Dome Top: 1.268 C/H – 4.040 Bore – 3.480 Stroke – 15.20CC – #91462

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.040
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 14.00
    Compression Ratio (64): 12.90
    Compression Ratio (76): 11.00
    Dome Volume: 15.20
    Gram Weight: 397
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This piston is not recommended for circle track or other endurance applications
    Details

  • Chevrolet: 350 Small Block 23 Degree (Xtra High Dome) – Dome Top: 1.268 C/H – 4.060 Bore – 3.480 Stroke – 15.20CC – #93462

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.060
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 14.20
    Compression Ratio (64): 13.00
    Compression Ratio (76): 11.10
    Dome Volume: 15.20
    Gram Weight: 412
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This piston is not recommended for circle track or other endurance applications
    Details

  • Chevrolet: 350 Small Block 23 Degree (Xtra High Dome) – Dome Top: 1.568 C/H – 4.030 Bore – 3.480 Stroke – 15.20CC – #90452

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.030
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.568
    Compression Ratio (58): 14.00
    Compression Ratio (64): 12.90
    Compression Ratio (76): 11.00
    Dome Volume: 15.20
    Gram Weight: 456
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This piston is not recommended for circle track or other endurance applications
    Details

  • Chevrolet: 350 Small Block 23 Degree (Xtra High Dome) – Dome Top: 1.568 C/H – 4.060 Bore – 3.480 Stroke – 15.20CC – #93452

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.060
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.568
    Compression Ratio (58): 14.20
    Compression Ratio (64): 13.00
    Compression Ratio (76): 11.10
    Dome Volume: 15.20
    Gram Weight: 465
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This piston is not recommended for circle track or other endurance applications
    Details

  • Chevrolet: 350 Small Block 23 Degree (Xtra High Dome) – Dome Top: 1.571 C/H – 4.040 Bore – 3.480 Stroke – 15.20CC – #91452

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.040
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.571
    Compression Ratio (58): 14.00
    Compression Ratio (64): 12.90
    Compression Ratio (76): 11.00
    Dome Volume: 15.20
    Gram Weight: 460
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This piston is not recommended for circle track or other endurance applications
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Dome Top: 1.095 C/H – 4.130 Bore – 3.800 Stroke – 3.00CC – #99486

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.130
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.095
    Compression Ratio (52): 14.78
    Compression Ratio (58): 13.54
    Compression Ratio (64): 12.50
    Dome Volume: 3.00
    Gram Weight: 462
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Dome Top: 1.095 C/H – 4.145 Bore – 3.800 Stroke – 2.60CC – #99488

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.145
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.095
    Compression Ratio (52): 14.77
    Compression Ratio (58): 13.54
    Compression Ratio (64): 12.51
    Dome Volume: 2.60
    Gram Weight: 471
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Dome Top: 1.095 C/H – 4.155 Bore – 3.800 Stroke – 3.00CC – #99491

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.155
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.095
    Compression Ratio (52): 14.92
    Compression Ratio (58): 13.67
    Compression Ratio (64): 12.62
    Dome Volume: 3.00
    Gram Weight: 473
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Dome Top: 1.095 C/H – 4.165 Bore – 3.800 Stroke – 3.00CC – #99493

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.165
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.095
    Compression Ratio (52): 14.97
    Compression Ratio (58): 13.72
    Compression Ratio (64): 12.67
    Dome Volume: 3.00
    Gram Weight: 478
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Dome Top: 1.120 C/H – 4.125 Bore – 3.750 Stroke – 3.00CC – #99483

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.125
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.120
    Compression Ratio (52): 14.57
    Compression Ratio (58): 13.35
    Compression Ratio (64): 12.33
    Dome Volume: 3.00
    Gram Weight: 458
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Dome Top: 1.120 C/H – 4.145 Bore – 3.750 Stroke – 3.00CC – #99487

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.145
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.120
    Compression Ratio (52): 14.68
    Compression Ratio (58): 13.45
    Compression Ratio (64): 12.42
    Dome Volume: 3.00
    Gram Weight: 476
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Dome Top: 1.120 C/H – 4.155 Bore – 3.750 Stroke – 3.00CC – #99490

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.155
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.120
    Compression Ratio (52): 14.73
    Compression Ratio (58): 13.50
    Compression Ratio (64): 12.47
    Dome Volume: 3.00
    Gram Weight: 481
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Dome Top: 1.345 C/H – 4.155 Bore – 3.300 Stroke – 3.00CC – #99489

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

    Piston Top Type: Dome Top
    Bore: 4.155
    Stroke: 3.300
    Rod Length: 6.000
    Compression Height: 1.345
    Compression Ratio (52): 13.09
    Compression Ratio (58): 12.00
    Compression Ratio (64): 11.09
    Dome Volume: 3.00
    Gram Weight: 526
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Flat Top: 1.000 C/H – 4.125 Bore – 4.000 Stroke – -6.00CC – #99468

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.125
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (52): 14.10
    Compression Ratio (58): 13.40
    Compression Ratio (64): 11.60
    Dome Volume: -6.00
    Gram Weight: 412
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block – 17/18 Degree – Flat Top: 1.000 C/H – 4.130 Bore – 4.000 Stroke – -6.00CC – #99468

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.130
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (52): 14.10
    Compression Ratio (58): 13.40
    Compression Ratio (64): 11.60
    Dome Volume: -6.00
    Gram Weight: 406
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: Piston Rings Sold Separately.
    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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