Harbor Freight Tools


Compression Test Kit 8 Pc.

Not Available Until Feb. 2

Inspect for carbon buildup and late timing with this engine compression test kit

Due to popular demand this product is currently out of stock and will not be back in stock until February 2. Order now to reserve your unit.

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OTC OTC5605 at $128.99 Save $99

Not Expected to Ship Until Feb. 2

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Product Overview

This complete engine compression test kit includes everything you need to check valves and rings, perform carbon buildup inspection and test for late timing on a wide range of vehicles. The kit comes with an extension hose, straight and angled fittings and a rubberized gauge protector.

  • Check valves and rings, perform carbon buildup inspection, and test for late timing
  • Adapters for a wide number of vehicles (straight, angled, M10, M12, M14, M18)
  • 3 in. gauge has dual color scale from 0 to 300 PSI
  • Comes with 20 in. extension hose, straight and angled fittings and rubberized gauge protector

Important Information

  • This item is subject to a 20% restocking fee


62638, 66216, 69885, 39224
Accessories Included
3 in. gauge with rubberized portector, 14 in. extension hose, 6 adapters: straight, angled, M10, M12, M14, M18, carrying case.
Hose Length
14 in.
Shipping Weight
2.95 lb.
Working pressure (psi)
0-300 PSI
CA Residents
Warning - Prop 65 Info
Note: Specifications are approximate and subject to change


We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.

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