Speed Pro Hypereutectic Piston 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves Plus 12.3 cc - Coated Skirt 24-CHL-N-5 Fits 1978 to 1988 GM

Fits 1978 to 1988 GM G-Body

Heavy-duty rear lower control arms eliminate flex common with stock OE control arms

Power Band 4500-7600 rpm

Color LED display

There are a couple of small items to check to see if you have the proper size valve locks for your valves

Speed Pro Hypereutectic Piston 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves Plus 12.3 cc - Coated Skirt 24-CHL-N-5 Fits 1978 to 1988 GMProduct Description: Piston Hypereutectic 4. 040 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 12. 30 cc Coated Skirt Small Block Chevy Set of 8 From pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry leading performance engine technologies, from cutting edge Digital Diamond Profiled pistons to A Series bearings. They are engine components performance enthusiasts and