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King Engine Bearings Chevrolet 121Ci/Ln2 134Ci Fl O/S 010 (Size +0.50mm) Main Bearing Set

SKU: KINGMB5754SI0.5

Main Bearings

KING Main Bearings...

King Engine Bearings Chevrolet 121Ci/Ln2 134Ci Fl O/S 010 (Size +0.50mm) Main Bearing Set

SKU: KINGMB5754SI0.5

Main Bearings

KING Main Bearings...

A$145.36
Available from MFR. In stock at 1 location (only 1 available)

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Description

King Engine Bearings Chevrolet 121Ci/Ln2 134Ci Fl O/S 010 (Size +0.50mm) Main Bearing Set

Part Type

Engine Crankshaft Main Bearing Set

Product Overview

MAIN BEARING SET For CHEVROLET 121CI, LN2 134CI FL O/S 010; bimetal (aluminum silicon base)

Additional Application Notes
• Optional MB5557SI flange O/S .010in Flange STD+010in Crankshaft Undersize-0.5mm bimetal (aluminum silicon base)

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 04:39:30

Data: v4.2 - Upd: 2026-11-09 11:12:37

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Description:King Engine Bearings Chevrolet 121Ci/Ln2 134Ci Fl O/S 010 (Size +0.50mm) Main Bearing Set
Flange Oversize:FL O/S 010"
Material:bimetal (aluminum silicon base)
Part Number:kingMB5754SI0.5
Title:King Bearings
Undersize:0.5

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s King Engine Bearings, KING BEARINGS, King Racing
StreetFX SKU kingMB5754SI0.5
SFX Item ID 4297558
Accounting SKU king-MB5754SI0.5
Manufacturer SKU MB5754SI0.5
Manufacturer UPC 611500577611
Alternative References KGB-MB5754SI05, MB5754SI0.5

Crankshaft Main Bearings

King SI-Series rod bearings are recommended for OE applications. They're designed for aftermarket gasoline or diesel engine rebuilding and performance engines with OE crankshafts. These direct replacements have an improved finish for reducing microscopic ferrite peaks on improperly ground or polished nodular cast iron crankshafts. King SI-Series rod bearings also feature improved oil clearance to reduce wear and increase engine life—which, in turn, lessens operating noise, vibration, and excess oil flow. Hundreds of sets are available; order the bearings recommended for your vehicle.

Product Attributes
BrandKing Engine Bearings
Manufacturer's Part NumberMB5754SI0.5
Part TypeMain Bearings
Product LineKing SI-Series Rod Bearings
UPC611500577611
Bearing UsageDirect replacement
Engine Crankshaft Undersize (in.)0.020 in.
Engine Crankshaft Undersize (mm)0.50mm
Grooved BearingYes
Groove LocationUpper and lower
Groove StyleFull
Thrust Bearing Oversize0.010 in.
Bearing MaterialBi-metal, silicon aluminum
QuantitySold as a set of 5.
NotesFlange O/S 0.010 in.

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