.3413" stem. 1.720" head. (25 / bulk).
2.5L / 153 OHV L4 8V Chev. 3.875" Bore 62-70
GM
2.5L / 153 OHV L4 8V Chev. 3.875" Bore 63-65
GM, CHEVROLET
3.2L / 194 OHV L6 12V Chev. 3.563" Bore 62-67
GM
3.2L / 194 OHV L6 12V Chev. 3.563" Bore 63-66
GM, CHEVROLET
3.5L / 215 OHV L6 12V Pont. 3.750" Bore 64-65
GM
3.8L / 230 OHV L6 12V Chev. 3.875" Bore 63-69
GM, CHEVROLET
3.8L / 230 OHV L6 12V Chev. 3.875" Bore 63-70
GM
4.1L / 250 OHV L6 12V Chev. 3.875" Bore 65-79
GM
4.1L / 250 OHV L6 12V Chev. 3.875" Bore 66-84
GM, CHEVROLET
4.3L / 262 OHV V8 16V "G" Chev. 3.671" Bore 75-76
GM
4.3L / 265 OHV V8 16V Chev. 3.750" Bore 55-57
GM,
GM, CHEVROLET
4.4L / 267 OHV V8 16V "J" Chev. 3.500" Bore 79-82
GM,
GM, CHEVROLET
4.6L / 283 OHV V8 16V Chev. 3.875" Bore 57-67
GM,
GM, CHEVROLET
4.8L / 292 OHV L6 12V Chev. 3.875" Bore 63-89
GM, CHEVROLET
5.0L / 305 OHV V8 16V Chev. 3.736" Bore 76-02
GM, CHEVROLET
5.0L / 305 OHV V8 16V Chev. 3.736" Bore 76-93
GM
5.0L / 307 OHV V8 16V Chev. 3.875" Bore 68-73
GM,
GM, CHEVROLET
5.4L / 327 OHV V8 16V Chev. 4.000" Bore 62-69
GM
5.4L / 327 OHV V8 16V Chev. 4.000" Bore 66-68
GM, CHEVROLET
5.7L / 350 OHV V8 16V Chev. Gen I Small Block 4.000" Bore
GM
5.7L / 350 OHV V8 16V Chev. 4.000" Bore 68-02
GM, CHEVROLET
6.6L / 400 OHV V8 16V Chev. 4.125" Bore 70-80
GM, CHEVROLET
GM153C-CH | 2.5L / 153 OHV L4 8V Chev. 3.875" Bore 62-70
CHEVROLET
GM153T-CH | 2.5L / 153 OHV L4 8V Chev. 3.875" Bore 63-65
CHEVROLET,
GMC
GM194C-CH | 3.2L / 194 OHV L6 12V Chev. 3.563" Bore 62-67
CHEVROLET
GM194T-CH | 3.2L / 194 OHV L6 12V Chev. 3.563" Bore 63-66
CHEVROLET,
GMC
GM215C-PO | 3.5L / 215 OHV L6 12V Pont. 3.750" Bore 64-65
PONTIAC
GM230C-CH | 3.8L / 230 OHV L6 12V Chev. 3.875" Bore 63-70
CHEVROLET
GM230T-CH | 3.8L / 230 OHV L6 12V Chev. 3.875" Bore 63-69
CHEVROLET,
GMC
GM250C-CH | 4.1L / 250 OHV L6 12V Chev. 3.875" Bore 65-79
CHEVROLET,
PONTIAC,
OLDSMOBILE,
BUICK
GM250T-CH | 4.1L / 250 OHV L6 12V Chev. 3.875" Bore 66-84
CHEVROLET,
GMC
GM262CA-CH | 4.3L / 262 OHV V8 16V "G" Chev. 3.671" Bore 75-76
CHEVROLET
GM265CA-CH | 4.3L / 265 OHV V8 16V Chev. 3.750" Bore 55-57
CHEVROLET
GM265TA-CH | 4.3L / 265 OHV V8 16V Chev. 3.750" Bore 55-57
CHEVROLET
GM267C-CH | 4.4L / 267 OHV V8 16V "J" Chev. 3.500" Bore 79-82
CHEVROLET
GM267T-CH | 4.4L / 267 OHV V8 16V "J" Chev. 3.500" Bore 79-82
CHEVROLET,
GMC
GM283C-CH | 4.6L / 283 OHV V8 16V Chev. 3.875" Bore 57-67
CHEVROLET,
PONTIAC
GM283T-CH | 4.6L / 283 OHV V8 16V Chev. 3.875" Bore 57-67
CHEVROLET,
GMC
GM292T-CH | 4.8L / 292 OHV L6 12V Chev. 3.875" Bore 63-89
CHEVROLET,
GMC
GM305C-CH | 5.0L / 305 OHV V8 16V Chev. 3.736" Bore 76-93
CHEVROLET,
PONTIAC,
CADILLAC,
OLDSMOBILE,
BUICK
GM305T-CH | 5.0L / 305 OHV V8 16V Chev. 3.736" Bore 76-02
CHEVROLET,
GMC
GM307C-CH | 5.0L / 307 OHV V8 16V Chev. 3.875" Bore 68-73
CHEVROLET,
PONTIAC
GM307T-CH | 5.0L / 307 OHV V8 16V Chev. 3.875" Bore 68-73
CHEVROLET,
GMC
GM327C-CH | 5.4L / 327 OHV V8 16V Chev. 4.000" Bore 62-69
CHEVROLET,
PONTIAC
GM327T-CH | 5.4L / 327 OHV V8 16V Chev. 4.000" Bore 66-68
CHEVROLET,
GMC
GM350T-CH | 5.7L / 350 OHV V8 16V Chev. 4.000" Bore 68-02
CHEVROLET,
GMC,
CADILLAC
GM400T-CH | 6.6L / 400 OHV V8 16V Chev. 4.125" Bore 70-80
CHEVROLET,
GMC
