COMPRESSION PRESSURE |
850/1000 (inc. Clubman) (59-76) | 8.3:1 cr | 150 psi (10.5 kg/cm 2) |
850/1000 (inc. Clubman) (76 on) | 8.3:1 cr | 170 psi (11.9 kg/cm2) |
850/1000 (inc. Clubman) - Auto (65-74) | 8.9:1 cr | 160 psi (11.25 kp,/cm2) |
850/1000 (inc. Clubman) - Auto (74-76) | 8.3:1 cr | 150 psi (10.5 |
850/1000 (inc. Clubman) - Auto (76 on) | 8.3:1 cr | 170 psi (11.9 |
Clubman 1100 (74 on) | 8.5:1 cr | 165 psi (11.6 |
1275 GT (69 on) | 8.8:1 cr | 175 psi (12.3 |
VALVE CLEARANCES | All, inlet and exhaust | 0.012 in (0.30 mm), cold |
IGNITION | | |
Spark plugs Make/type | | Champion N9Y* |
Electrode gap | | 0.025 in (0.65 mm) |
| *N5 plugs can be used in pre '72 850/1 000 manual models, and pre '74 automatic models | |
Firing order | | 1 - 3 - 4 - 2 |
Cylinder numbering | | From front (radiator end of engine) |
Distributor rotor rotation | | Anti-clockwise |
Contact breaker gap | | 0.014 - 0.016 in (0.35 - 0.40 mm) |
Dwell angle | | |
DM2 & 25D4 Distributors | | 60' +/- 3' |
43D4 & 45D4 Distributors | | 51' +/- 5' |
IGNITION TIMING | | | |
Model | Year | Static | Stroboscopic |
850 | 59 - 72 | TDC | 3' BTDC/600 rpm VD |
850 (Van & Pick-up with regular fuel distributor) | 59 - 72 | 7' BTDC | 10' BTDC/600 rpm VD |
850 | 72 - 74 | TDC | 19' BTDC/1000 rpm VD |
850 (Iiirnited number of engines, '74 on) | 72 - 74 | 9' BTDC | 14' BTDC/1000 rpm VD |
850 (ECE 15) | 74 - 76 | 6' BTDC | 11' BTDC/1000 rpm VD |
850 (ECE 15) | 76 on | - | 7' BTDC/1000 rpm VD |
850 - Auto | 65 - 69 | 3' BTDC | 6' BTDC/600 rpm VD |
1OOO/Clubman 1000 | 67 - 72 | 5' BTDC | 8' BTDC/600 rpm VD |
1OOO/Clubman 1000 Van & Pick-up with regular fuel distributor | 67 - 72 | 7' BTDC | 10' BTDC/600 rpm VD |
1OOO/Clubman 1000 | 72 - 74 | 5' BTDC | 11' BTDC/1000 rpm VD |
1OOO/Clubman 1000 (limited number of engines '74 on) | 72 - 74 | 10' BTDC | 13' BTDC/1000 rpm VD |
1OOO/Clubman 1000 (ECE 15) | 74 - 78 | 4' BTDC | 7' BTDC/1000 rpm VD |
1OOO/Clubman 1000 (ECE 15) | 78 | - | 8' BTDC/1000 rpm VD |
1OOO/Clubman 1000 - Auto | 67 - 74 | 4' BTDC | 6' BTDC/600 rpm VD |
1OOO/Clubman 1000 - Auto (ECE 15) | 74 -78 | 4' BTDC | 7' BTDC/1000 rpm VD |
1OOO/Clubman 1000 - Auto (ECE 15) | 78 | - | 8' BTDC/1000 rpm VD |
Clubman 1100 (ECE 15) | 74 - 76 | 9' BTDC | 12' BTDC/1000 rpm VD |
Clubman 1100 (ECE 15) | 76 - 78 | - | 12' BTDC/1000 rpm VD |
1275 GT | 69 - 72 | 8' BTDC | 10' BTDC/600 rpm VD |
1275 GT (ECE 15) | 72 - 76 | 8' BTDC | 13' BTDC/1000 rpm VD |
1275 GT (ECE 15) | 76 - 77 | - | 13' BTDC/1000 rpm VD |
NOTE: Engine idle speeds can be found in FUEL Technical Data | | | |