Product Description
MAHLE / Clevite MS-2218H is a standard-size H-Series main bearing set for the 2001–2016 GM 6.6L Duramax (LB7, LLY, LBZ, LMM, LML). H-Series bearings are engineered for competition-level durability with medium eccentricity, high crush, enlarged chamfers for fillet clearance, and no flash plating for better seating. Ideal when engines run in the medium to high RPM range or use crankshafts with oversized fillets.
- Series: H-Series performance
- Size: Standard (STD)
- Construction features: enlarged chamfers; no flash plating; medium eccentricity & high crush
- Brand lineage: Clevite by MAHLE
Fitment
- 2001–2016 Chevrolet/GMC 6.6L Duramax: LB7, LLY, LBZ, LMM, LML
Specs
- MPN: MS2218H
- GTIN/UPC: 027067704559
- Note: Requires thrust washer set TW-610S (not included)
What’s Included
Complete set of main bearing shells for one 6.6L Duramax engine (upper & lower shells).
Cross-Reference & Related
- MAHLE/Clevite: MS-2218H (STD), MS-2218HX (STD + .001" oil clearance), MS-2218P (P-Series)
- Thrust washers: TW-610S (pair with MS-2218H/HX/P)
- King Engine Bearings (equivalent set): MB5724CP (STD)
- Companion parts: CB-1805H/HX rod bearings; SH-1999S cam bearings
FAQ
Will these fit my LB7/LLY/LBZ/LMM/LML?
Yes. Coverage is 2001–2016 6.6L Duramax platforms (LB7–LML).
Do I need a thrust washer set?
Yes—use TW-610S with any MS-2218* main bearing set.
What’s the difference between MS-2218H and MS-2218HX?
HX provides approximately +.001" extra oil clearance for builds that need additional clearance.
Are these tri-metal performance bearings?
They’re Clevite H-Series performance bearings with hardened steel back and competition-oriented features.
