MANLEY 11757-8 Exhaust Valve Kit Severe Duty Series (1.625" Head Dia., 5.265" O/A Length, 0.3415" Stem) for CHEVROLET Small Block ymm_33 3 dB at 3500 rpm Description MANLEY 11886 1
Platform notes & fabric story
Description
MANLEY 11757 8 Exhaust Valve Kit Severe Duty Series (1.625" Head Dia., 5.265" O A Length, 0.3415" Stem) for CHEVROLET Small Block ymm_33 3 dB at 3500 rpm Description MANLEY 11886 1 3 dB at 3500 rpm (+5 Improved throttle response and performance 3415" Stem) for CHEVROLET Small Block 000 cycles