A Copy Of The P&G Gauge With A Lot More Capacity And The Same Accuracy

Eliminate Pulling Heads And Still Keep Them Honest !

Accurate To 1/2 c.i. per cylinder (Total of 4 cubic inches for a V-8).

Errors Will Always Be On The Small Side; Giving The Engine Builder The "Benefit Of The Doubt". If It Pumps Big, It Is Big !

NOTE: We Test Every Unit Before It Leaves To Insure Accuracy.  

You Must Remove All Sparkplugs And Two Pushrods From The Cylinder Being Tested.

It May Not Work On Overhead Cam Engines As You Must Stop the Valve Action To Use It.

Available In 500 c.i., 670 c.i and 800 c.i. Capacities

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