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It is there where the cylinder walls receive a boost-specific surface finish to ensure perfect ring seating
and SFI approved aftermarket balancer adds up to a power adder system you can rely on
- Small bore 396 version available- Parts kit included for Big M
The 'Retro' means that they take GM rocker arms
Diamond 21544-RS-8 LS2K 15 Dish Series Pistons Homepage Products If we don't have whatThese Diamond 21544 RS 8 LS2K 15 Dish Series pistons are are for most of our boosted 427ci LS builds (4. 00" stroke, 4. 125" bore, 6. 125" rod length). These 2618 aluminum pistons are not only significantly lighter than the factory pistons but also superior in strength. The 2618 alloy is specifically for high horsepower, nitrous, and boosted engines making up to 2,000 hp. Diamond Pistons Race Series pistons feature:* 3D milling on piston crowns for