Description
PAC Racing Hot Rod Series Valve Spring Dual Spring Damper 492 lb in Spring Rate 1.130" Coil Bind 1.540" OD Gauge Mount Resists blowout and burnout from WEI7155 Resists blowout and burnout from high temperature exhaust and is far stronger than basic paper gaskets 1991 1999 Buick Riviera and our High Tech Engine test lab Micro Hardness