High performance. .3710" stem. 1.882" head. 5.520" OAL. 0.220" TTG. EV8 stainless. Undercut stem. Swirl polished. (8 pack).
6.5L / 396 OHV V8 16V Chev. Big Block 4.094" Bore 65-70
GM
6.6L / 402 OHV V8 16V Chev. Big Block 4.125" Bore 72-72
GM
7.0L / 427 OHV V8 16V Chev. Mark IV Big Block 4.250" Bore 66-69
GM
7.4L / 454 OHV V8 16V Chev. Mark IV Big Block 4.250" Bore 70-90
GM
7.4L / 454 OHV V8 16V Chev. Mark V Big Block 4.250" Bore 91-97
GM
7.4L / 454 OHV V8 16V Chev. Mark VI Big Block 4.250" Bore 96-00
GM
8.1L / 496 OHV V8 16V Chev. Mark IV Big Block Stroker 4.250" Bore 70-90
GM
8.1L / 496 OHV V8 16V Chev. Mark V Big Block Stroker 4.250" Bore 91-97
GM