Icon FHR Forged Piston Forged 4.280" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 18.3 cc 29026BK shanks are made from 4130

shanks are made from 4130 steel

Does Not include header reducer cones or downpipes for factory manifolds

Ideal for a GRT car but will work on just about anything that needs a frame slider

The 01324 Kit is a set of bolt in brackets that are usually sewn into 2" Lap belts

Icon FHR Forged Piston Forged 4.280" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 18.3 cc 29026BK shanks are made from 4130Product Description: Piston FHR Forged Forged 4. 280 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Plus 18. 30 cc Big Block Chevy Set of 8 Icon Pistons brings the same quality and performance you've come to expect from United Engine brands. ICON forgings are created at our in house facility, utilizing the latest innovations in piston forging technology. Each ICON piston is purpose built from the ground up for extreme high performance street or racing