Engine Crankshaft Main Bearing Set - SEALED POWER (7139M)
SEALED POWER part # 7139M

Sealed Power 7139M Engine Crankshaft Main Bearing Set for Nissan D21
1981-1974 NI L4 1952cc 2.0L; 1983-1982 NI L4 2187cc 2.2L; 1985-1975 NIT L/D L4 1952cc 2.0L; 1983-1981 NIT L/D L4 2187cc 2.2L; 1989-1983 NIT L/D L4 2389cc 2.4L
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- Min. 12 Months
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Product Details
Description
Sealed Power 7139M Engine Crankshaft Main Bearing Set for Nissan D21
1981-1974 NI L4 1952cc 2.0L; 1983-1982 NI L4 2187cc 2.2L; 1985-1975 NIT L/D L4 1952cc 2.0L; 1983-1981 NIT L/D L4 2187cc 2.2L; 1989-1983 NIT L/D L4 2389cc 2.4L
Features & Benefits
- Steel-backed bronze alloy lining with overplate
- Popular for fatigue resistance & strength - provides conformability required for older applications
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
| Brand | Equivalent Part Numbers |
|---|---|
Shipping Policy
At Restauco Parts, we ship to the 48 contiguous U.S. states and Puerto Rico. Every order ships from our supplier's authorized warehouses located in the United States. At this time we do not ship to Alaska, Hawaii, the U.S. Virgin Islands, Guam or other U.S. territories... Check out our Shipping Policy for more details.
Return Policy
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return... Check out our Return Policy for more details.

SEALED POWER
Sealed Power internal engine components deliver precision-engineered pistons, rings, bearings, and valve train parts for reliable engine rebuilds and repairs. Shop Sealed Power at Restauco for trusted engine rebuild kits, piston ring sets, and camshaft bearings built to exacting OEM tolerances. Buy Sealed Power engine parts online across all 50 states for dependable performance and long-lasting durability. Order from Restauco with fast nationwide shipping.
Restauco Parts is your trusted online source for genuine OEM and premium aftermarket auto parts. We carry top brands including ACDelco, GM Genuine Parts, Motorcraft, Dorman, Akebono, Wagner, and Bilstein. Whether you need brake pads, suspension parts, ignition coils, fuel pumps, or engine components, we offer competitive prices and fast shipping on thousands of parts for all major makes and models. Shop with confidence — every part we sell meets or exceeds OEM quality standards.

