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DIAMOND PISTON SET - LS2K 12° - 4.125" BORE - 4.000" STROKE - 6.125" ROD - 20CC DISH - 21557-RS-8
DIAMOND LSX 12° PISTON SET - 4.125" BORE - 4.000" STROKE - 20cc DISH - 21557-RS-8
• 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 gasket • Premium 1.2mm/1.2mm/3.0mm ring package included • Premium 8620 .185w wrist pins included • Valve pocket depth: 0.178” intake and .108” exhaust • 2618 material for high horsepower, nitrous, and forced induction applications
BTR SKU | 21557-RS-8 |
---|---|
Length | 28.000000 |
Width | 12.000000 |
Height | 5.000000 |
Weight | 15.000000 |
Brand | Diamond Pistons |
Part Type | Pistons |
Piston Style | DISH |
Piston Volume | 20.0cc |
Piston Bore Size | 4.125" |
Piston Stroke | 4.000" |
Piston Pin Size | .927" |
Rod Length | 6.125" |
Engine Type | Gen III/Gen IV LS |
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