Engine Valve Spring Seat 1989-pontiac-firebird-esi6878223 500 hrs 210 degree F

500 hrs 210 degree F

Includes an O-Ring seal

Brodix Race-Rite 26 Degree/Dragon Slayer/BB-1/BB-2/BB-2 Plus/BB-2 X/BB-2 Xtra Heads

All Vibrant Performance Silicone Elbows feature High Temperature Resistant Aramid Reinforcement Fabric between each layer of silicone which allows for an impressive Operating Temperature Range of -75 Degrees F to 392 Degrees F (-60 Degrees C to 200 Degrees C)

while isolating much of the engine vibration from the vehicles occupants

Engine Valve Spring Seat 1989-pontiac-firebird-esi6878223 500 hrs 210 degree Fthese locators use an inboard locating shoulder to center the seat and hold the spring in place. The 4694 seat's 1. 450" OD works well with our 7256 conical valve springs in . 570" OD guide applications.