Allstar Performance SB Chevy 1:1" Crank Aluminum Double Groove Pulley - 6-5/8" RS005003 ''twin plug'' 4-cylinders require two

''twin plug'' 4-cylinders require two (2) coil packs

Eliminates Changing Points

spacers prevent horsepower-robbing heat transfer and increase the distance from the bottom of the carburetor to the manifold plenum for better air flow

Top portion of bracket swivels to position board at the best viewing angle

Allstar Performance SB Chevy 1:1" Crank Aluminum Double Groove Pulley - 6-5/8" RS005003 ''twin plug'' 4-cylinders require twoDouble groove aluminum pulley kits feature 6 5 8" diameter pulleys and include common 15 32" V belts to work with block or head mounted Allstar power steering kits. Pulley kits are designed to work with short style water pumps with a 5 8" shaft that measure 5 5 8" from block mount to hub face. Components also sold separately. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty