This block-mount GM LS gear-reduction mini starter works with 168-tooth flywheels and provides increased starting performance over OE-style starters. The starter features a 3-position mounting block, which allows the starter motor to be rotated for additional clearance around exhaust and frame obstructions. A high-torque 3HP motor combined with 3.75:1 gear reduction is ideal for engines with up to 11:1 compression ratio.
Spec Sheet: Allstar Spec Sheet
Compatibility:
Fits GM LS-series engines using a 168-tooth flywheel/flexplate, up to 11:1 compression ratio.
FAQ
What engines does this fit?
This starter fits GM LS-series engines with a 168-tooth flywheel/flexplate.
What is the max compression ratio?
The max compression ratio is 11:1.
Why does the mount rotate?
The 3-position mounting block lets you rotate the starter for extra clearance around exhaust and frame obstructions.

