Diamond Pistons is hot on the heels of cutting edge machining techniques, engineering advances, and revolutionary new materials!
- 3D milling on piston crowns for ready to install finish
- Valve pockets designed to work with most aftermarket cylinder heads
- Offset pins for quiet operation
- Moly skirt coating for friction loss and skirt wear protection
- Top ring down dimension: .250″
- Ratios figured for .040 head gaskets
- Premium 1.2mm x 1.2mm x 3.0mm ring package included
- Premium 8620 .185W wrist pins included
- Valve pocket depth: 0.176″ intake and 0.105″ exhaust
- 2618 material for High HP/NOS/Boost applications
- Bore: 4.065
- Stroke: 3.622
- Rod: 6.125
- C.D.: 1.304
- Weight: 457
- Pin: .927 x 2.500
- CC’s: -2.0cc
- Compression Ratio
- 62cc: 11.5
- 70cc: 10.4
- 76cc: 9.8
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