RB53116 Keith Black Pistons 9.8:1 for 472 W/76cc Heads 1968-1973August 23, 2018
SM51180 Motor Mount Kit Weld-inAugust 24, 2018
Keith Black Hypereutectic Piston (D-Dish) for Cadillac 500 Engines, with pins.
These pistons include spiro-locks for floating pins, but can also be used with press-fit rods.
Available in .030″, .040″, and .060″ over bore sizes.
Please check for compatibility with your year / cylinder head / stroke before ordering.
This configuration is for 500 engines only, and gives you 10:1 compression with ’68-’73 76cc heads (i.e. ’70-’73 500).
The included valve reliefs allow for larger cams than stock or flat-top pistons.
These pistons are compatible with standard ring packages, but require a unique top ring gap.
Failure to follow the included instructions R.E. top ring gap often results in premature piston failure.
|Dimensions||19 × 10 × 5 in|
.030", .040", .060"
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