Allstar Performance SB / BB Chevy Flywheel Locking Tool 915021 600'' exhaust with AFR's hardened

600'' exhaust with AFR's hardened ductile iron interlocking valve seats

Floor Liner

1-1/2 in Taper

Lightweight Composite Shell

Proprietary new adjustable tether system

Allstar Performance SB / BB Chevy Flywheel Locking Tool 915021 600'' exhaust with AFR's hardenedPlace flywheel locking tool onto rear block dowel pins to prevent the flywheel from turning while tightening or loosening balancer bolts, flywheel bolts, clutch pressure plate bolts, or cam gear bolts. Locking tool works with 153 or 168 tooth flywheels and flexplates. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket.