Product Description
MAHLE JV971 is an OE-quality timing cover gasket set for classic GM 6.2L and 6.5L diesels. It’s engineered to meet or exceed factory specs and includes the gaskets and seals required when servicing the front cover on 1982–2002 applications.
- Engine coverage: GM 6.2L & 6.5L Diesel (Detroit/GM family)
- Quality: MAHLE Original materials; OE-equivalent or better
- Warranty: 1-Year Limited
Fitment
- 1982–1993 Chevrolet/GMC 6.2L Diesel (C/K trucks, Suburban, G-Van, etc.)
- 1992–2002 Chevrolet/GMC 6.5L Diesel (incl. turbo models; C/K, Suburban, Tahoe/Yukon, G-Van, some medium-duty)
Note: Catalog coverage commonly shown as 1982–2002 for 6.2L/6.5L GM platforms. Verify by VIN and engine RPO before ordering.
What’s Included
- Timing cover gasket(s) and front crankshaft seal
- Associated front cover/water pump/thermostat housing gaskets as required by application
Some listings note a repair sleeve for the front main seal; contents can vary by supplier batch—inspect before installation.
Cross-Reference / OE Numbers
- OE: 10191640
- Alt refs: 15-10221-01, 15-10274-01, ES181071, JV30088, TCS 45554, TS12585
These cross references are provided for interchange guidance only—confirm dimensions and contents for your exact engine.
Installation Notes
- Clean mating surfaces and check cover alignment and crank seal journal condition; replace or sleeve as needed.
- Follow factory torque specs and sequence; re-check belt/drive alignment after reassembly.
FAQ
Will JV971 fit both 6.2L and 6.5L?
Yes—this set covers GM 6.2L (1982–1993) and most 6.5L (1992–2002) diesel applications. Always confirm by VIN/RPO.
Does this include the front main seal?
Yes, JV971 includes the front crankshaft seal along with the timing cover gasket(s). Inspect package contents before starting the job.
Is a repair sleeve included?
Some distributor listings indicate a front seal repair sleeve; availability can vary. If your crank snout is grooved, consider adding a sleeve kit.
Do I need sealant?
Follow the factory service manual; some corners and joints may require RTV. Do not over-apply—excess can contaminate the oiling system.
