Brian Tooley Racing offers main cap fasteners for a variety of Chevy small block engine applications from 1997 and up. These bolts are used to secure the main bearing caps to ensure proper operation of the crankshaft. The fasteners are stock replacement bolts for Gen III and Gen IV LS engines, available with or without a windage tray provision.

Stock replacement main cap bolt for Gen III and Gen IV LS engine
Sold individually (10 needed per engine)
Natural Finish
6-bolt Style

Application

Chevy small block Gen III/IV (LS-based engines)

4.8L/294

5.7L/350

6.0L/364

6.2L/376

7.0L/427

Specs

4.5" L X .75" W X .75" H

.13 LBS

CARB Warning

For race/ off road use only

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. 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.

CA Prop 65

CARB warning

BTR BTR60272 Specifications

KEY SPECS
MFG. Part #	BTR60272
Brand	BTR

GENERAL
Sold in Quantity	Each

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