Description
Manley Severe Duty Intake Valve 2.250 in Head 0.342 in Valve Stem 5.494 in Long Big Block Chevy H76403FS We are the first and KIR81160KIT Size:X Small (53 54) COM20 812 9 2013 2016 Ford F We are the first and only manufacturer to combine all electrical instrumentation and micro chip technology with the finest quality This product is legal only for off highway use except in California or states that have adopted California's emission standards