Compression Test Kits

OTC Deluxe Compression Tester Kit

Why choose it

The included adapters and deep-well connector give you options for connecting to different spark-plug openings on gasoline engines.¹²

The details

Core specifications8

OTC Deluxe Compression Tester Kit: core specifications
Adapter sizes	with a 14-mm fitting on the end. OTC also includes 10-, 12- and 18-mm adapters¹
Hose length	25 in¹
Deep-well adapter	Yes²
Gauge units	0 to 300 PSI and 0 to 2,100 kPa¹
Case	Hard case²
Spare seals included	Yes²
Gauge protection	Yes²
Maximum gauge reading	300 psi¹

Fit and compatibility1

OTC Deluxe Compression Tester Kit: fit and compatibility
Engine type	Gasoline²

More specifications2

OTC Deluxe Compression Tester Kit: more specifications
Quick-release coupling	Yes²
Fitting material	Corrosion resistant nickel plated finish²

Specifications not documented (5)

Dial size, Small-engine use, Release valve, Gauge movement, Warranty.

Compare the tradeoffs

Adapter sizes: 14 mm short-thread x 18 mm long-thread adapter • 10 mm thread small engine adapter • 12 mm thread small engine adapter³
Gauge units: (psi, kg/cm², bar, kPa)³
Dial size: 2.75 in³