SRP Forged 400 Dome Piston Set - SB Chevy - 4.155" Bore, +9cc Dome Volume 931073 on-board filter switch to allow

on-board filter switch to allow direct connections to ECM speed signals

and other times they would rather have Electric over CO2

The seat material is a cloth/sold fabric for increased durability with a more durable smooth covering in high-wear areas

1959-1959 GMC 150

17-5/16 x 25-7/8 in

SRP Forged 400 Dome Piston Set - SB Chevy - 4.155" Bore, +9cc Dome Volume 931073 on-board filter switch to allowSRP pistons, manufactured by JE, are "making performance affordable". SRP specific designed forgings eliminate several phases of the manufacturing process, saving time and cutting costs with high volume production. All pistons are machined to accept 1 16" top, 1 16" second and 3 16" oil rings. Sold in sets of eight, with wrist pins and double Spiro Locks. SRP pistons are designed and manufactured using the same knowledge, expertise, and quality