The Allstar Performance ALL31020 is a crank mandrel spacer measuring 0.25 in thick, machined from aluminum with a blue anodized finish, for use on a 1 in mandrel. It is part of a thickness family that also includes 0.5, 0.75, 1.0, and 1.25 in spacers.
Spec Sheet: Allstar Spec Sheet
Compatibility
This spacer is not engine-specific; it is designed for use with a 1 in diameter mandrel in Allstar's crank mandrel spacer system.
FAQ
How thick is the Allstar Performance ALL31020 crank mandrel spacer?
The ALL31020 crank mandrel spacer is 0.25 in thick.
What mandrel size does the ALL31020 spacer fit?
The ALL31020 crank mandrel spacer is designed for use on a 1 in mandrel.
What other thicknesses are available in this spacer family?
The ALL31020 is part of a thickness family that also includes 0.5 in (ALL31022), 0.75 in (ALL31024), 1.0 in (ALL31026), and 1.25 in (ALL31028) spacers, all sized for a 1 in mandrel.
What material and finish is the ALL31020 spacer made from?
The ALL31020 crank mandrel spacer is made from aluminum with a blue anodized finish.

