Icon BBC FHR Domed Piston Set 4.290 Bore +18.3cc RG20002 Dual -6AN inlet and -6AN

Dual -6AN inlet and -6AN outlet

tapered seat to 3/8" NPT male

A dwell control circuit ensures long

1965-1996 Cadillac Commercial Chassis

like Porterbuilt /p> Each set includes a pair of gaskets

Icon BBC FHR Domed Piston Set 4.290 Bore +18.3cc RG20002 Dual -6AN inlet and -6ANProduct Description: Piston FHR Forged 4. 290 in Bore 5 64 in x 5 64 in 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