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: Flat Top
Bore: 4.500
Stroke: 4.500
Rod Length: 7.100
Compression Height: 1.355
Compression Ratio (64): 15.30
Compression Ratio (75): 13.60
Compression Ratio (86): 12.30
Dome Volume: -3.50
Dome Height: Flat Top
Gram Weight: 586
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: .260
Second Land: .180
Third Land: .085
Deck Thickness: .300
Intake Cutter: 2.300
Exhaust Cutter: 2.000
Intake Depth: .250
Exhaust Depth: .224 (SP)
Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1109