Description

LS Head Bolts – 2nd Design

This is for engines using the later version LS head bolts, with 2 different lengths.

2 sets of HB230 are required, one for each head.

4.8L / 293 OHV V8 16V GM 3.780" Bore 04-09
5.3L / 325 OHV V8 16V "C" GM 3.780" Bore 04-09
5.7L / 346 OHV V8 16V LS Series "G,S" Chev. 99.00mm Bore 04-04
6.0L / 364 OHV V8 16V LS Series Vortec GM 4.000" Bore 04-08

For engines using the 1st design of head bolts, see our HB171 (below).