The Poorman's Off Chassis Restoration.Com
Car Nose Logo
Photo Gallery
Web Cam
Specs
Cost
Links
Raffle
Pin-ups
Erudition
Contact
Store
Home
IPC
Video
Parts
Comedy
Destructive Tests
OLDSMOBILE 17
1970-75 Tune-up Specifications
Year
Engine or 
Car Model
Spark Plug
Type (AC) 
- Gap
Point
Gap
Dwell
Angle
Firing
Order
Ignition Timing 
(BTDC or Mark)1
Hot Idle
Std.
Tran
Auto
Tran 2
1970
6-250   Std. tran 3
R46T-.035
.019
31-34
153624
TDC
750
-
6-250   Auto tran 3
R46T-.035
.019
31-34
153624
4°
-
600D
8-350 250hp 4
R46S-.030
.016
30
18436572
10° 5
750
575D
8-350 250hp 6
R46S-.030
.016
30
18436572
8° 5
675
575D
8-350 310hp
R45S-.030
.016
30
18436572
10° 5
650
575D
8-350 325hp
R43S-.030
.016
30
18436572
14° 5
750
625D
8-455 310hp
R46S-.030
.016
30
18436572
8° 5
675
575D
8-455 320hp
R45S-.030
.016
30
18436572
8° 5
-
575D
8-455 365hp
R44S-.030
.016
30
18436572
8° 7
750
650D
8-455 370hp
R44S-.030
.016
30
18436572
8° 7
750
650D
8-455  375hp
R44S-.030
.016
30
18436572
12° 5
750
600D
8-455  390hp
R45S-.030
.016
30
18436572
8° 5
-
600D
8-455  390hp 8
R44S-.030
.016
30
18436572
12° 5
-
600D
8-455  400hp
R45S-.030
.016
30
18436572
12° 5
-
600D
1971
6-250  3
R46TS-.035
.019
33
153624
4°
550
500D
8-350 155hp
R46S-.040
.016
30
18436572
10° 5
750
600D
8-350 180hp Std. tran 
R45S-.040
.016
30
18436572
10° 5
750
-
8-350 180hp Auto tran
R46S-.040
.016
30
18436572
12° 5
-
600D
8-455 185hp
R46S-.040
.016
30
18436572
8° 5
750
600D
8-455 225hp
R46S-.040
.016
30
18436572
8° 5
-
600D
8-455 260hp
R45S-.040
.016
30
18436572
10° 5
750
600D
8-455 260hp
Std. tran 8
R45S-.040
.016
30
18436572
12° 5
750
-
8-455 260hp
Auto tran  8
R45S-.040
.016
30
18436572
10° 5
-
600D
8-455  265hp
R46S-.040
.016
30
18436572
10° 5
-
600D
1972
8-350 2 Bar carb
R46S-.040
.016
30
18436572
8° 5
750
650D
8-350 4 bar carb 
Std. tran 
R45S-.040
.016
30
18436572
8° 5
750
-
8-350 4 bar carb 
Auto tran
R46S-.040
.016
30
18436572
12° 5
-
600D
8-455 250, 270hp
R46S-.040
.016
30
18436572
8° 5
-
600D
8-455 300hp
R45S-.040
.016
30
18436572
10°
1000
650D
8-455 Others Std. tran
R45S-.040
.016
30
18436572
10° 5
750
-
8-455 Others 
Auto tran
R46S-.040
.016
30
18436572
8° 5
-
650D
1973
6-250  3
R46TS-.035
3
31-34
153624
700
600D
8-350 2 Bar carb 9
R46S-.040
.016
30
18436572
14° 5
-
700D
8-350 2 Bar carb 10
R46S-.040
.016
30
18436572
12° 5
-
700D
8-350 4 bar carb 
Std. tran 
R45S-.040
.016
30
18436572
8° 5
1100
-
8-350 4 bar carb 
Auto tran
R46S-.040
.016
30
18436572
12° 5, 11
-
650D
8-455 9
R45S-.040
.016
30
18436572
10° 5
1000
-
8-455 10
R46S-.040
.016
30
18436572
8° 5
-
650D
1974
6-250 3
R46TS-.035
.019
31-34
153624
8° 13
850N
600D
8-350 4 bar carb 
R46S-.040
.019
30
18436572
12° 5
-
650D
8-455 275hp
R45S-.040
.019
30
18436572
14° 5
-
650D
8-455 4 Bar carb
R46S-.040
.019
30
18436572
8° 5
-
650D
8-455 4 Bar carb 12
R46SX-.080
-
-
18436572
8° 5
-
650D
8-455 4 Bar carb 14
R46S-.040
.019
30
18436572
10° 5
-
650D
8-455 4 Bar carb 12, 14
R46SX-.080
-
-
18436572
10° 5
-
650D
1975
6-250 3
R46TX-.060
-
-
-
10°
850
6
8-260 R46SX-.080 - - -
15
750 650D
8-350 16 R45TSX-.060 - - -
12°
- 600D
V8-350 R46SX-.080 - - -
20° 5
- 650D
V8-400 4 R45TSX-.060 - - -
16° 5
- 650D
V8-455 R46SX-.080 - - -
16° 5
- 650D
V8-455 14 R46SX-.080 - - -
12° 5
- 650D
Back
1- BTDC - Before top dead center

2- D- Drive        N- neutral
3- See Chevrolet for service
procedure

4 - See Pontiac for service
procedure                
 
5 - At 1100 rpm
 
6 - Exc CA 550D, CA 600D

7- At 850 rpm

8- Air Induction

9- Intermediate cars
10- Full size

11- Vista-cruiser 10°

12- With high energy ignition
system

13- Manual tran 850 rpm
Auto 600 rpm
14- Toronado

15- Exc CA 16° BTDC,
CA 18° BTDC at 1100 rpm

16- Omega only.
See Buick for service
procedures

17- Exc. Starfire