• Chevrolet: 350 Small Block – 17/18 Degree – Flat Top: 1.420 C/H – 4.040 Bore – 3.750 Stroke – -6.00CC – #99525

    Whats Included: Complete Set Of Pistons, Locks & Pins
    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: 4.040
    Stroke: 3.750
    Rod Length: 5.700
    Compression Height: 1.420
    Compression Ratio (52): 12.90
    Compression Ratio (58): 12.20
    Compression Ratio (64): 10.10
    Dome Volume: -6.00
    Gram Weight: 471
    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 (deck & gasket combined).
    Details

  • Chevrolet: 350/400 Small Block 23 Degree (Extra High Dome) – Dome Top: 1.000 C/H – 4.125 Bore – 4.000 Stroke – 9.50CC – #90015

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.125
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 15.30
    Compression Ratio (64): 14.00
    Compression Ratio (76): 12.00
    Dome Volume: 9.50
    Gram Weight: 423
    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: 350/400 Small Block 23 Degree (Extra High Dome) – Dome Top: 1.000 C/H – 4.130 Bore – 4.000 Stroke – 9.50CC – #90016

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.130
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 15.30
    Compression Ratio (64): 14.00
    Compression Ratio (76): 12.00
    Dome Volume: 9.50
    Gram Weight: 423
    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: 350/400 Small Block 23 Degree (Extra High Dome) – Dome Top: 1.000 C/H – 4.145 Bore – 4.000 Stroke – 9.50CC – #90017

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.145
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 15.40
    Compression Ratio (64): 14.10
    Compression Ratio (76): 12.10
    Dome Volume: 9.50
    Gram Weight: 440
    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: 350/400 Small Block 23 Degree (Extra High Dome) – Dome Top: 1.000 C/H – 4.155 Bore – 4.000 Stroke – 9.50CC – #90018

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.155
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 15.40
    Compression Ratio (64): 14.10
    Compression Ratio (76): 12.20
    Dome Volume: 9.50
    Gram Weight: 435
    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: 350/400 Small Block 23 Degree (Extra High Dome) – Dome Top: 1.100 C/H – 4.125 Bore – 3.800 Stroke – 13.00CC – #90019

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.125
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.100
    Compression Ratio (58): 15.40
    Compression Ratio (64): 14.00
    Compression Ratio (76): 12.00
    Dome Volume: 13.00
    Gram Weight: 456
    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: 350/400 Small Block 23 Degree (Extra High Dome) – Dome Top: 1.100 C/H – 4.145 Bore – 3.800 Stroke – 13.00CC – #80002

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: 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: 1.100
    Compression Ratio (58): 15.50
    Compression Ratio (64): 14.10
    Compression Ratio (76): 12.00
    Dome Volume: 13.00
    Gram Weight: 457
    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: 350/400 Small Block 23 Degree (Extra High Dome) – Dome Top: 1.100 C/H – 4.155 Bore – 3.800 Stroke – 13.00CC – #90022

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: 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: 1.100
    Compression Ratio (58): 15.50
    Compression Ratio (64): 14.20
    Compression Ratio (76): 12.10
    Dome Volume: 13.00
    Gram Weight: 477
    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 23 Degree – Dome Top: 1.008 C/H – 4.155 Bore – 4.000 Stroke – -0.60CC – #95961

    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
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.155
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.008
    Compression Ratio (58): 13.70
    Compression Ratio (64): 12.70
    Compression Ratio (76): 11.10
    Dome Volume: -0.60
    Gram Weight: 466
    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 23 Degree – Dome Top: 1.071 C/H – 4.155 Bore – 3.875 Stroke – 3.00CC – #95861

    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
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.155
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.071
    Compression Ratio (58): 13.70
    Compression Ratio (64): 12.60
    Compression Ratio (76): 11.00
    Dome Volume: 3.00
    Gram Weight: 482
    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 23 Degree – Dome Top: 1.071 C/H – 4.165 Bore – 3.875 Stroke – 3.00CC – #96861

    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
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.165
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.071
    Compression Ratio (58): 13.70
    Compression Ratio (64): 12.60
    Compression Ratio (76): 11.30
    Dome Volume: 3.00
    Gram Weight: 470
    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 23 Degree – Dome Top: 1.120 C/H – 4.155 Bore – 3.750 Stroke – 4.50CC – #90001

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.155
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.120
    Compression Ratio (58): 13.50
    Compression Ratio (64): 12.50
    Compression Ratio (76): 10.90
    Dome Volume: 4.50
    Gram Weight: 433
    Rings: 1/16 1/16 1/8
    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: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block 23 Degree – Dome Top: 1.120 C/H – 4.165 Bore – 3.750 Stroke – 4.50CC – #90014

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.165
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.120
    Compression Ratio (58): 13.50
    Compression Ratio (64): 12.50
    Compression Ratio (76): 10.90
    Dome Volume: 4.50
    Gram Weight: 442
    Rings: 1/16 1/16 1/8
    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: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block 23 Degree – Dome Top: 1.133 C/H – 4.125 Bore – 3.750 Stroke – 5.00CC – #97761

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.125
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.133
    Compression Ratio (58): 13.50
    Compression Ratio (64): 12.40
    Compression Ratio (76): 10.80
    Dome Volume: 5.00
    Gram Weight: 460
    Rings: 1/16 1/16 1/8
    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: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block 23 Degree – Dome Top: 1.133 C/H – 4.155 Bore – 3.750 Stroke – 4.50CC – #95762

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.155
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.133
    Compression Ratio (58): 13.50
    Compression Ratio (64): 12.50
    Compression Ratio (76): 10.90
    Dome Volume: 4.50
    Gram Weight: 448
    Rings: 1/16 1/16 1/8
    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: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block 23 Degree – Dome Top: 1.133 C/H – 4.165 Bore – 3.750 Stroke – 4.50CC – #96761

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.165
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.133
    Compression Ratio (58): 13.50
    Compression Ratio (64): 12.50
    Compression Ratio (76): 10.90
    Dome Volume: 4.50
    Gram Weight: 467
    Rings: 1/16 1/16 1/8
    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: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block 23 Degree – Dome Top: 1.196 C/H – 4.155 Bore – 3.625 Stroke – 9.00CC – #95661

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.155
    Stroke: 3.625
    Rod Length: 6.000
    Compression Height: 1.196
    Compression Ratio (58): 14.40
    Compression Ratio (64): 13.20
    Compression Ratio (76): 11.30
    Dome Volume: 9.00
    Gram Weight: 491
    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: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block 23 Degree – Dome Top: 1.196 C/H – 4.165 Bore – 3.625 Stroke – 9.00CC – #96661

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.165 Stroke: 3.625 Rod Length: 6.000 Compression Height: 1.196 Compression Ratio (58): 14.00 Compression Ratio (64): 12.80 Compression Ratio (76): 11.00 Dome Volume: 9.00 Gram Weight: 494 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: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block 23 Degree – Dome Top: 1.227 C/H – 4.155 Bore – 3.562 Stroke – 11.00CC – #95561

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.155
    Stroke: 3.562
    Rod Length: 6.000
    Compression Height: 1.227
    Compression Ratio (58): 14.20
    Compression Ratio (64): 13.00
    Compression Ratio (76): 11.20
    Dome Volume: 11.00
    Gram Weight: 497
    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: Piston Rings Sold Separately.
    Details

  • Chevrolet: 400 Small Block 23 Degree – Dome Top: 1.227 C/H – 4.165 Bore – 3.562 Stroke – 11.00CC – #96561

    Whats Included: Complete Set Of Pistons, Locks & 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: 4.165
    Stroke: 3.562
    Rod Length: 6.000
    Compression Height: 1.227
    Compression Ratio (58): 14.10
    Compression Ratio (64): 13.00
    Compression Ratio (76): 11.10
    Dome Volume: 11.00
    Gram Weight: 508
    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: 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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