Allstar Performance Compression Tester - 0 to 300 PSI - 2-1/2" Dial - 12" Flexible Hose H76203FXXL 10 AN Male to 10

10 AN Male to 10 AN Male O-Ring Swivel

Highest level of elasticity and softness

EFI pressures

Vents have 1/4"NPT threads and a 9/16" hex head to ease installation

1975-1978 GMC K15 Suburban

Allstar Performance Compression Tester - 0 to 300 PSI - 2-1/2" Dial - 12" Flexible Hose H76203FXXL 10 AN Male to 10Tester checks cylinder compression from 0 to 300 PSI and features an air hold valve to reset gauge. One piece stepped brass end fitting with O rings fits 14mm and 18mm spark plug threads. Easy to read 2 1 2" dial is encased in a metal housing, surrounded by an anti shock rubber cover. A quick release coupler connects the included 12" flexible hose to the gauge. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers