Designed by racers for racers!

Siamesed cylinder block construction for extra strength and overbore to 4.125 inches

Wet or dry sump oiling system (extra cost for internal oil pump installation)

.625 inch thick deck to minimize bore distortion

Block accepts popular brands of small block V8 cylinder heads

Accepts several styles of Pontiac cylinder heads from “Super Duty” block

Direct replacement for Pontiac “Super Duty” block

Accepts all component parts from Fontana 4-cylinder aluminum block

Less expensive than aluminum

9.166 inch deck height

Bores from 3.875 to 4.125 inches

Strokes to 4 inches

Displacements from 140 to 213 cubic inches

Beefy .875 inch thick main webs

High-performance ductile main caps (included free with block-only orders)

.5 inch head and main stud holes penetrate block a full 1.75 threaded inches

Large main oil gallery

Accepts Chevy II oil pan, Pontiac 2.5 oil pan or after-market racing pans

Want to learn more about KRP blocks?

KRP blocks deliver power and performance.  The passion is up to you!