PerTronix Chevy V8 Ignitor Distributor - Cast Stock Look 4122MEDRD Tester checks cylinder compression from

Tester checks cylinder compression from 0 to 300 PSI and features an air-hold valve to reset gauge

7 in Wide x 1-3/4 in Tall x 9/16 in Deep

770 in Long

These "dry" gauges are budget priced but not short on quality

1979-1993 Cadillac Eldorado

PerTronix Chevy V8 Ignitor Distributor - Cast Stock Look 4122MEDRD Tester checks cylinder compression fromPerTronix D104600 Flame Thrower Electronic Distributor Cast Chevrolet Small Block Big Block with Ignitor Technology Vacuum Advance Black Cap. Features: All new lightweight cast aluminum housings modeled after the original distributors. Tailored advance curve for optimal performance and drivability. Integrated Ignitor electronic ignition delivers twice the voltage to the spark plugs, increasing horsepower Pertronix manufactures a broad range of