Steel plugs.
4.3L / 262 OHV V6 12V Vortec Chev. 4.000" Bore 85-16
GM,
GM, CHEVROLET,
WORKHORSE
4.3L / 262 OHV V6 12V "Z" Chev. 4.000" Bore 85-93
GM
4.3L / 262 OHV V6 12V "Z" Chev. Turbo 4.000" Bore 91-93
GM, CHEVROLET
4.3L / 4293 OHV V6 12V "X,W" GM 101.60mm Bore 97-00
ISUZU
GM262CB-CH | 4.3L / 262 OHV V6 12V "Z" Chev. 4.000" Bore 85-93
CHEVROLET,
PONTIAC
GM262TB-CH | 4.3L / 262 OHV V6 12V Vortec Chev. 4.000" Bore 85-16
CHEVROLET,
GMC,
WORKHORSE,
OLDSMOBILE
GM262TB-CH1 | 4.3L / 262 OHV V6 12V "Z" Chev. Turbo 4.000" Bore 91-93
GMC
IS4293T/GM | 4.3L / 4293 OHV V6 12V "X,W" GM 101.60mm Bore 97-00
ISUZU