Piston Ring Friction Measuring Tool 0-12 LB Digital Gauge Fit Bores 2.377-6.250 Inch Foamed Lined Hard Shell Case Proform Engine Camshaft Degree Wheel Universal Degree Wheel Comes Complete

Universal Degree Wheel Comes Complete With Instructions

Built-In Coil With Magnetic Trigger

Secondary block has no power valve provision to fit the latest generation of carburetors

This Is a Refill Package For Proform P/N 68071 P

and slip link secondary activation system

Piston Ring Friction Measuring Tool 0-12 LB Digital Gauge Fit Bores 2.377-6.250 Inch Foamed Lined Hard Shell Case Proform Engine Camshaft Degree Wheel Universal Degree Wheel Comes CompleteMinimizing piston ring friction before blow by is one of the best ways to maximize engine efficiency. This tool accurately measures the pull of a ring in the bore for a quantitative measurement of friction as a function of gap and diameter. Get it right and get the trophy! Includes two expandable platforms for pulling, and a precision digital gauge for accurate readings. Sold individually. U. S. Pat. 8. 479. 570 Product Details: Piston Ring Friction