1981 Tune-Up Specifications
| CAR MODEL | SPARK PLUGS | FUEL SYSTEM Make & Model |
VALVE CLEARANCE | DISTRIBUTOR Make |
No. | |||
|---|---|---|---|---|---|---|---|---|
| Type | Gap | Int. | Exh. | |||||
| MERCEDES BENZ | Bosch | |||||||
| 280 Series | W9D | .032" | Bosch CIS Fuel Inj. | .004"C | .010"C | Bosch | 34 | |
| 380 Series | W9D | .032" | Bosch CIS Fuel Inj. | Hyd. | Hyd. | Bosch | 35 | |
| PEUGEOT | Bosch | |||||||
| 505 | WR7DS | .024" | Bosch CIS Fuel Inj. | .004"C | .010"C | Ducellier | 36 | |
| PORSCHE | Bosch | |||||||
| 911SC | W225T30 | .028" | Bosch CIS Fuel Inj. | .004"C | .004"C | Bosch | 37 | |
| 924 | WR6DS | .028" | Bosch CIS Fuel Inj. | .008"H | .018"H | Bosch | 38 | |
| 924 Turbo | WR6DS | .028" | Bosch CIS Fuel Inj. | .008"H | .018"H | Bosch | 39 | |
| 928 | WR8DS | .030" | Bosch AFC Fuel Inj. | Hyd. | Hyd. | Bosch | 40 | |
| RENAULT | Bosch | |||||||
| Le Car | WD9DS(1) | .024" | Weber 32 DIR | .006"C | .008"C | Ducellier | 41 | |
| 18i | WR7DS | .026" | Bosch AFC Fuel Inj. | .008"C | .010"C | Ducellier | 42 | |
| SAAB | NGK | |||||||
| 900 | BP-6ES | .026" | Bosch CIS Fuel Inj. | .009"H | .017"H | Bosch | 43 | |
| 900 Turbo | BP-7ES | .026" | Bosch CIS Fuel Inj. | .009"H | .019"H | Bosch | 44 | |
| SUBARU | NGK | |||||||
| 1600 cc | BP-6ES-11 | .040" | Hitachi DCP 2-Bbl. | .010"C | .014"C | Nippondenso(1) | 45 | |
| 1800 cc | BP-6ES-11 | .040" | Hitachi DCP 2-Bbl. | .010"C | .014"C | Nippondenso(1) | 46 | |
| TOYOTA | NGK | |||||||
| Celica | BPR-5EA-L | .031" | Aisan 2-Bbl. | .008"H | .012"H | Nippondenso | 47 | |
| Corolla | BPR-5EA-L11 | .043" | Aisan 2-Bbl. | .008"H | .013"H | Nippondenso | 48 | |
| Corona | BPR-5EA-L | .031" | Aisan 2-Bbl. | .008"H | .012"H | Nippondenso | 49 | |
| Cressida | BPR-5EY | .031" | Bosch AFC Fuel Inj. | .011"H | .014"H | Nippondenso | 50 | |
| Land Cruiser | BPR-4EY | .031" | Aisan 2-Bbl. | .008"H | .014"H | Nippondenso | 51 | |
| Pickup | BPR-5EA-L | .031" | Aisan 2-Bbl. | .008"H | .012"H | Nippondenso | 52 | |
| Starlet | BPR-5EA-L11(1) | .043"(2) | Aisan 2-Bbl. | .008"H | .012"H | Nippondenso | 53 | |
| Supra | BPR-5EY | .031" | Bosch AFC Fuel Inj. | .011"H | .014"H | Nippondenso | 54 | |
| Tercel | BPR-5EA-L11 | .043" | Aisan 2-Bbl. | .008"H | .012"H | Nippondenso | 55 | |
| TRIUMPH | Champion | |||||||
| TR7 | N12Y | .025" | Bosch AFC Fuel Inj. | .008"C | .018"C | Lucas | 56 | |
| TR8 | N12Y | .030" | Bosch AFC Fuel Inj. | Hyd. | Hyd. | Lucas | 57 | |
| VOLKSWAGEN | Bosch | |||||||
| Jetta | W7D(1) | .028" | Bosch CIS Fuel Inj. | .010"H | .018"H | Bosch | 58 | |
| Rabbit | W7D(1) | .028" | Bosch CIS Fuel Inj. | .010"H | .018"H | Bosch | 59 | |
| Rabbit Pickup | W7D(1) | .028" | Bosch CIS Fuel Inj. | .010"H | .018"H | Bosch | 60 | |
| Scirocco | W7D(1) | .028" | Bosch CIS Fuel Inj. | .010"H | .018"H | Bosch | 61 | |
| Vanagon | W8CO | .026" | Bosch AFC Fuel Inj. | Hyd. | Hyd. | Bosch | 62 | |
| VOLVO | Bosch | |||||||
| 4-Cyl. | WR7DS | .030" | Bosch CIS Fuel Inj. | .015"C | .015"C | Bosch(3) | 63 | |
| 6-Cyl. | HR6DS | .030" | Bosch CIS Fuel Inj. | .006"C | .012"C | Bosch(3) | 64 | |
| No. | IGNITION TIMING | HOT IDLE SPEED | FAST IDLE RPM | EXHAUST CO READING At Idle Speed | Remarks | |
|---|---|---|---|---|---|---|
| Man. Trans. | Auto. Trans. | |||||
| 34 | 10°BTDC | ..... | 700 | ..... | ..... | |
| 35 | 5°BTDC | ..... | 500 | ..... | ..... | |
| 36 | 8°BTDC | 900 | 900 | 1500 | 0.5-1.5% | |
| 37 | 5°BTDC(1) | 850-950 | ..... | ..... | 0.4-0.8%(4) | (1) - Vacuum hoses disconnected. (2) - Vacuum hoses connected. (3) - At 3000 RPM. (4) - With oxygen sensor disconnected. |
| 38 | TDC(2) | 750-800 | 750-800 | ..... | 0.6-1.0%(4) | |
| 39 | 8°BTDC(2) | 900 | ..... | ..... | 0.5-1.0%(4) | |
| 40 | 23°BTDC(1) (3) | 700-800 | 700-800 | ..... | 0.4-0.8%(4) | |
| 41 | 3°BTDC | 750 | ..... | ..... | 0.5-2.0%(2) (3) | (1) - Champion RN12Y on Fed. models. (2) - Air injection disconnected. (3) - Not measured for Calif. |
| 42 | 10°BTDC | 800 | 800 | ..... | 1.0-2.5%(2) | |
| 43 | 20°BTDC(1) | 875 | 875 | ..... | ..... | (1) - At 2000 RPM. |
| 44 | 20°BTDC(1) | 875 | 875 | ..... | ..... | |
| 45 | 8°BTDC | 700 | 800 | ..... | ..... | (1) - Hitachi on 4-WD. |
| 46 | 8°BTDC | 700 | 800 | ..... | ..... | |
| 47 | 8°BTDC | 700 | 750 | 2600 | ..... | (1) - BPR-5EA-L for Calif. (2) -.031" for Calif. (3) - 850 RPM with power steering. (4) - 3200 RPM for Auto. Trans. (5) - 200 RPM less with power steering. (6) - 700 RPM for Fed. 4 Spd. (7) - 700 RPM for Calif. |
| 48 | 7°BTDC | 650(3) | 750(3) | 3400(4) (5) | ..... | |
| 49 | 8°BTDC | 700 | 750 | 2600 | ..... | |
| 50 | 8°BTDC | 800 | 800 | ..... | ..... | |
| 51 | 7°BTDC | 650 | ..... | 1800 | ..... | |
| 52 | 8°BTDC | 700 | 750(6) | 2600 | ..... | |
| 53 | 8°BTDC | 650(7) | ..... | 3500 | ..... | |
| 54 | 8°BTDC | 800 | 800 | ..... | ..... | |
| 55 | 5°BTDC | 650 | 800 | 3600 | ..... | |
| 56 | 2°ATDC | 800 | 800 | ..... | ..... | |
| 57 | TDC | 800 | 800 | ..... | ..... | |
| 58 | 3°ATDC | 880-1000(5) | 880-1000(5) | ..... | 0.3-1.2% | (1) - WR7DS on Calif. (2) - 5°ATDC on Calif. (3) - 0.3-1.2% on Calif. (4) - 850-950 RPM on Calif. (5) - 850-1000 RPM w/o Idle Stabilizer. |
| 59 | 3°ATDC | 880-1000(5) | 880-1000(5) | ..... | 0.3-1.2% | |
| 60 | 3°ATDC | 880-1000(5) | ..... | ..... | 0.5-0.9%(3) | |
| 61 | 3°ATDC | 880-1000(5) | 880-1000(5) | ..... | 0.3-1.2% | |
| 62 | 7.5°BTDC(2) | 800-950(4) | 850-1000(4) | ..... | 0.5-1.5%(3) | |
| 63 | 8°BTDC(1) | 900 | 900 | ..... | 0.7-1.3%(2) | (1) - 12° BTDC on Turbo and MPG. (2) - With oxygen sensor disconnected. (3) - MPG uses Volvo H.E. Dist. |
| 64 | 10°BTDC | 900 | 900 | ..... | 0.7-1.3%(2) | |