L-134 Piston Ring Squaring Tool – Accurate End Gap Setup for Willys MB / Ford GPW

Piston Ring Squaring Tool – L/F-134 (3.125" Bore)

Quickly and accurately square your piston rings in the cylinder for precise end gap measurements—no guesswork, no makeshift tools.

• Designed for 3.125" bores (Willys MB / Ford GPW L/F-134 engines)
• Works with standard and oversized cylinders up to +.080"
• Ensures consistent ring positioning for accurate measurements
• Durable 3D-printed PLA construction (color may vary)

A simple, purpose-built tool to make engine assembly easier and more reliable.

Made to order – please allow up to 5 business days for fulfillment.