; Quickly diagnoses failed or leaking valves, pistons, rings, and head gaskets; Large-diameter 3-1/2 gauge face indicates percentage of leakage rather than psi, eliminating the need for math calculations; Includes 4-foot hose with quick-disconnect fitting; Includes two zinc-plated adapters for 14mm and 18mm plug sizes; Accessory adapter available for 14mm plugs on OHC and HEMI engines
- Diagnoses failed or leaking valves, pistons, rings, & head gaskets
- Large-diameter 3-1/2 gauge face indicates percentage of leakage
- 4-foot hose with quick-disconnect fitting
- 2 zinc-plated adapters for 14mm/18mm plug sizes.