1070991 Bearing Set Main Standard Fits Caterpillar 3046 315C 317B L 317B LN 318B
1070991 Bearing Set Main Standard Fits Caterpillar 3046 315C 317B L 317B LN 318B
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One New Aftermarket Replacement Standard Main Bearing Set Fits Caterpillar (Fits CAT) 3046 Engine
This standard (STD) main bearing set supports the crankshaft in the Fits Caterpillar 3046 engine, fitting the crankshaft main journals to maintain proper oil clearance and engine integrity. The 3046 is a 4-cylinder diesel engine used across Fits Caterpillar excavators, track loaders, and track-type tractors. This set is a direct aftermarket replacement for the OEM bearing set used in standard-bore, non-worn crankshaft applications.
Compatible Models
Fits Caterpillar Excavators: 315C, 317B L, 317B LN, 318B, 318B N
Fits Caterpillar Track Loaders: 933, 933C, 939, 939C
Fits Caterpillar Track-Type Tractors: D3C III, D3G, D4C III, D4G, D5C III, D5G
Fits Caterpillar Engine (standalone): 3046
Specifications
- Size: Standard (STD)
- Application: Main crankshaft bearing set
- Engine: Fits Caterpillar 3046 (Bore: 3.70 in / 94.00 mm, Stroke: 4.72 in / 120.00 mm)
- Weight: approx. 1.5 lbs
Replaces Part Number(s):
1070991, 107-0991, ENF70-0042, 1070991-A
New aftermarket replacement part - not remanufactured, not used.
