SRP Forged 400 Dome Piston Set - SB Chevy - 4.155" Bore, +9cc Dome Volume 713003 Super 10 Series 409S stainless

Super 10 Series 409S stainless steel

Random spark stealing method provides superior control of rev limits and a rapid response time to over rev limit events

Product Description: Exhaust Valve

Can only be used with 553-106 or 553-109 (comes supplied with 553-109)

The rev limiter was moved right on top of the housing for easy access to the two rotary dials to set the limit in 100 rpm increments

SRP Forged 400 Dome Piston Set - SB Chevy - 4.155" Bore, +9cc Dome Volume 713003 Super 10 Series 409S stainlessSRP 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