The Buick 401
YEAR |
MODEL |
SPARK PLUGS
|
DISTRIBUTOR |
IGN.
TIMING
|
comp.,
crank
|
VALVES
|
FUEL
PUMP
PRESS.
|
IDLE
SPEED
|
Type |
Gap |
Dwell |
Gap |
Tappet
Clearance, hot
|
intake
opens, (deg)
|
intake |
exhaust |
1963 |
V8-401 cu. 2bbl. |
44S |
.032 |
30° |
.016 |
12BTD |
170 |
zero |
zero |
- |
5 3/4 |
485 |
V8-401 cu. 4bbl. |
44S |
.032 |
30° |
.016 |
12BTD |
170 |
zero |
zero |
37B |
5 3/4 |
485 |
1964 |
V8-300,401 cu. 4bbl. |
44S |
.032 |
30° |
.016 |
2 1/2BTD |
170 |
zero |
zero |
28B |
6 |
500 |
1965 |
V8-300,401 cu. 4bbl. |
44S |
.032 |
30° |
.016 |
2 1/2BTD |
170 |
zero |
zero |
28B |
6 |
500 |
1966 |
V8-401 |
44S |
.032 |
30° |
.016 |
2 1/2BTD |
170 |
zero |
zero |
28B |
6 |
500 |