Copper Seat upgrade
Check Fitment
Choose a vehicle or an engine to see if this part applies.
VS BBC 20deg 2.510x2.150x.400 CI
Valve - SBC Ti Exh 1.600 x 5/16 +100
Valve Guide Bill Exh. .370 IDx3.245x.505 stl
Stud 5/16 x 1.900 20-X rocker system
Titanium Valve upgrade
Valve Seat 2.510 x 2.000 x .500
Valve - SBC Ti Int 2.080 x 5/16 +100
Valve Guide Bill Exh. .370 IDx3.245x.512 stl
Stud 5/16 x 3.100 20-X rocker system
Seat EX - 1.650 x 1.280 X .350 IE STD
Valve Seat 2.520x2.150x.375
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