"3,8,7,9". Intake. 1.500/1.625T x 1.8175 x .2188". 45 Deg. Hi-Chrome Cast. With 1.710" - 1.740" valve head diameter. (4 pack).
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
3.0L / 181 OHV V6 12V "E,L" Buick 3.800" Bore 82-88
GM
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
3.2L / 196 OHV V6 12V "C" Buick 3.500" Bore 78-79
GM
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
3.8L / 231 OHV V6 12V Buick 231 3.800" Bore 75-88
GM
3.8L / 231 OHV V6 12V Buick 231 Turbo 3.800" Bore 78-89
GM
3.9L / 240 OHV L6 12V "1,A,J" 4.000" Bore 65-74
FORD
3.9L / 240 OHV L6 12V "B,E,V" 4.000" Bore 65-72
FORD
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
4.1L / 252 OHV V6 12V "4" Buick 3.965" Bore 80-84
GM
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
4.7L / 289 OHV V8 16V 4.000" Bore 63-68
FORD
4.7L / 289 OHV V8 16V 4.000" Bore 66-67
FORD
4.8L / 292 OHV L6 12V Chev. 3.875" Bore 63-89
GM, CHEVROLET
4.9L / 300 OHV L6 12V 4.000" Bore 65-96
FORD
5.0L / 305 OHV V8 16V Chev. Small Block 3.736" Bore
GM
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
5.1L / 312 OHV V8 16V 3.800" Bore 56-57
FORD
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. 4.000" Bore 68-02
GM, CHEVROLET
6.6L / 400 OHV V8 16V Chev. 4.125" Bore 70-80
GM, CHEVROLET
FO240C | 3.9L / 240 OHV L6 12V "B,E,V" 4.000" Bore 65-72
FORD
FO240T | 3.9L / 240 OHV L6 12V "1,A,J" 4.000" Bore 65-74
FORD
FO289C | 4.7L / 289 OHV V8 16V 4.000" Bore 63-68
FORD,
MERCURY
FO289T | 4.7L / 289 OHV V8 16V 4.000" Bore 66-67
FORD
FO300T | 4.9L / 300 OHV L6 12V 4.000" Bore 65-96
FORD
FO312C | 5.1L / 312 OHV V8 16V 3.800" Bore 56-57
FORD,
MERCURY
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
GM181C-BU | 3.0L / 181 OHV V6 12V "E,L" Buick 3.800" Bore 82-88
BUICK,
OLDSMOBILE,
PONTIAC
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
GM196C-BU | 3.2L / 196 OHV V6 12V "C" Buick 3.500" Bore 78-79
BUICK,
CHEVROLET
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
GM231CA-BU | 3.8L / 231 OHV V6 12V Buick 231 3.800" Bore 75-88
BUICK,
OLDSMOBILE,
PONTIAC,
CHEVROLET
GM231CBA-BU | 3.8L / 231 OHV V6 12V Buick 231 Turbo 3.800" Bore 78-89
PONTIAC,
BUICK
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
GM252C-BU | 4.1L / 252 OHV V6 12V "4" Buick 3.965" Bore 80-84
CADILLAC,
BUICK,
OLDSMOBILE,
PONTIAC
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
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
