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The Speedmaster valve locks will fit any Speedmaster 10 degree retainer and are recommended for all race applications due to their superior strength
CNC-machined from high-tensile billet steel for strength and precision
When building rear-ends for race cars or trucks
Couple this Hi-Ram intake with the high flowing LS1 style cylinder heads has outstanding potential for naturally aspirated and forced induction applications
The outer case is made from 8620 Chrome-Nickel-Moly steel and the case hardened for long life
1.550" Od. Single Valve Springs w/Damper - 135Lbs @ 1.900" - 1.125" Coil Bind The Speedmaster valve locks will
US$ 375.00
US$ 475.00
US$ 135.00
US$ 292.50
