Newest Products

Tests virtually all gas engine cars and trucks 4 foot hose provides more mobility Bleed off valve with 6' of translucent hose safely depressurizes...

Dedicated kit for servicing the popular Ford Power Stroke Engine 34700, Diesel Compression Tester 35250, Diesel Tester Adapter For 7.3L Power Stro...

Tests gasoline fuel pump pressure on most domestic and imported fuel injection equipped vehicles. Quick couplers provide for fast and easy hook-up...

The perfect starter kit for the serious technician. Can easily be expanded to provide additional coverage using Tool Aid's quick coupler adapters ...

Use to test electronic fuel injection signals, idle air control circuit and spark plug circuits. Includes: 8 Noid Lights for checking GM PFI, Ford...

13" Hose for Tool Aid fuel injection kits. Used on Ford.

Quickly, easily and economically test electronic fuel injection signals. Supplied with lights to check GM TBI, Bosch PFI, Ford TBI, GM PFI, Geo TB...

Visually check condition of each cylinder

Use with most types of compression testers May need additional adapters for attachment

A must for testing newer vehicles with recessed spark plugs Troubleshoots virtually all domestic and import cars, SUV's & trucks Provides info...

Diesel Engine Compression Tester Set Consists of five of the most popular diesel adapters for testing a wide variety of vehicles including Audi, s...

Complete kit for testing compression of gasoline engines on domestic and foreign cars and trucks, also on motorcycles, snowmobiles and lawn mowers...

Measures cylinder pressure on diesel equipped cars and trucks. Records maximum pressure reached during engine test. Release valve allows for immed...

Adapters fit 14 & 18mm plugs. Gage range 0-300 psi & 0-21 bar.

Test through the fuel port Use on 53, 71, 92, 110, 149, V53, V71 with low or high clamp injector hold down

Has 10mm-1.00 threads for testing at glow plug port. Applications include: 7.3L Turbo, Direct Injection (Power Stroke)

For testing at fuel injector port. Applications include: Caterpillar 1100 & 3208 Series J. I. Case 70 Series 188 & 207 C.I.D. pencil nozzl...

10mm-1.00 thread to test through glow plug port. For ALH and BEW series engines Hose easily connects to adapter to make testing easier in restrict...

Has 24mm-1.50 threads for testing at glow plug port. Applications include: Cummins/Case "B" Series 2.9L, 3.9L & 5.9L; Dodge/Cummins 5.9L.

For testing at fuel injector port. Applications include: "Capsule" type nozzles including models D-336, 1674, 1676, 3406, 3408 & 3412.

6” long hose allows for easy installation and removal around obstructions Uses the glow plug hole as the testing port 8mm-1.00 thread

10mm-1.25 thread to test through glow plug port on various Kubota engines. Also for: Toyota and Nissan 2.2L, 2 and 3 cylinder Mitsubishi and Ford E...

8mm-1.00 thread to test through glow plug port.

Used for specific MFG diesel compression testing. Works with Tool Aid model 34900 tester and other popular brands (connection adapters may be need...