Whats Included: Complete Set Of Pistons, Locks, & Pins
Application: Recommended for Applications Using Heavy Nitrous (400+HP Shot) / Boost (30+ LBS)
[Please Note]: Image is a representation of this item. Actual item may vary.

Piston Top Type: Flat Top
Bore: 4.310
Stroke: 4.000
Rod Length: 6.385
Compression Height: 1.365
Compression Ratio (109.00): 8.10
Compression Ratio (118.00): 7.70
Compression Ratio (124.00): 7.40
Dome Volume: -2
Dome Height: Flat Top
Gram Weight: 587
Rings: 5/64 5/64 3/16
Ring Set: RS-9590-65
Rings Included: No
Oil Rail Spacer: ORS425
Pin Type: 5115 Straight Wall
Pin Diameter: .990
Pin Length: 2.930
Pin Wall: 150
Pin Weight: 146 Grams
Pin Buttons: N/A
Block Height: 9.790
Top Land: .400
Second Land: .200
Oil Land: .100
Deck Thickness: .200
Intake Cutter: 2.400
Exhaust Cutter: Slant
Intake Depth: .320
Exhaust Depth: .120 up
Note: Street, Drag & Marine Applications should use Taper Bore Pins in High HP Applications