Key Specs

MFG. Part #
Main Journal Style350 mains
Bearing MaterialBi-metal, silicon aluminum
Bearing UndersizeStandard
Bearing ConstructionBi-metal
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Details

  • Bi-metal aluminum silicon alloy featuring fine micro-bore finish
  • Mains and rods are narrowed for large radius crankshafts
  • Mains are 3/4 grooved for improved oiling to the rod journals
  • Greater rod bearing height improves bearing-to-bore contact/heat transfer and reduces spin potential at high RPM
  • 0.015" thick top layer for superior macro particle embedability and conformability
  • 40 Vickers hardness to resist overlay migration and extrusion
  • 450°F heat threshold for superior protection against friction and overheating

Item Details

350 Journal

Application

  • High-load, short-duration racing such as drag racing, tractor pulls, monster trucks, etc.
  • Medium-load, long-duration racing such as circle track engines using nodular cast iron crankshafts

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Specifications

KEY SPECS
MFG. Part #
BrandKing Bearings
Main Journal Style350 mains
Bearing MaterialBi-metal, silicon aluminum
Bearing UndersizeStandard
Bearing ConstructionBi-metal
GENERAL
Bearing UsagePerformance
Grooved BearingYes
Groove LocationUpper and Lower
Groove Style3/4
Sold in QuantitySet
NotesSold as a set of 5.
GTIN Code

Ratings & Reviews

4.8

5 Reviews

Overall Assessment

Customers praise the product, noting its overall affordability and convenience. Many found the kit format practical and easy to assemble. The quality is frequently lauded, with users recognizing its superior fit and high quality materials. Notably, the product's bearings are repeatedly commended, both for their exceptional quality and their performance, which some users consider equal or better than top competitors like Clevite 77. Clear customer satisfaction and a willingness to repurchase indicate the product's superiority in the market.

4.8

5 reviews

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Filter by Ratings

I would buy this item again

4.0

2 years ago

Yo

Williston nd

This item has perfect figment with no imperfections everything lines up

Would Recommend

They look great

5.0

3 years ago

D.M. Outlaw garage

Southeast ks

I couldn't afford to purchase the economy rotating assembly so I did it one piece at a time and it was convenient that it was list as a kit and has a view kit option

Would Recommend

I would buy this again.

5.0

4 years ago

jmac

westminster, ma

Verified

nice product , good fit

Would Recommend

Yes

5.0

5 years ago

JackStand

Charleston SC

Verified

King bearing are a great product!

Would Recommend

Great bearings

5.0

6 years ago

X9racer

Reagan tn

Verified

Great quality bearing for my race motor as good if not better then clevite 77 bearings

Would Recommend

Showing 5 of 5 reviews

Questions & Answers

3 Questions • 3 Answers

im needing standard size so im assuming that is the "STD" option?

by CJ

• 7 years ago

1 answer

I'm building a 383 stroker from a 1998 vortec 5.7 block 4 b.m, with a eagle cast crank will these king hp work for my build?

by tony

• 8 years ago

1 answer

What number should I be at with the plastigage

by Jason

• 10 years ago

1 answer

3 of 3 questions shown

Customer Impersonation Script