Information taken from Rover Repair Operation manual for 3500 and 3500S models.
| Engine |
| Type |
V8 |
| Number of cylinders |
Eight - two banks of four |
| Bore |
88.90 mm (3.500 in) |
| Stroke |
71.12 mm (2.800 in) |
| Capacity |
3528 cm3 (215 in3) |
| Valve operation |
Overhead by pushrod |
| Crankshaft |
| Main journal diameter |
58.400 to 58.416 mm - 2.2992 to 2.2997 in |
| Minimum regrind diameter |
57.384 to 57.396 mm (2.2592 to 2.2597 in) |
| Crankpin journal diameter |
50.800 to 50.512 mm (2.0000 to 2.0005 in) |
| Minimum regrind diameter |
49.784 to 49797 mm (1.9600 to 1.9605 in) |
| Crankshaft end thrust |
Taken on thrust faces of centre main bearing |
| Crankshaft end-float |
0.10 to 0.20 mm (0.004 to 0.008 in) |
| Main bearings |
| Number and type |
5 Vandervell shells |
| Material |
Lead indium |
| Diametrical clearance |
0.023 to 0.065 mm (0.0009 to 0.0025 in) |
| Undersizes |
| 0.254 mm |
0.508 mm |
0.762 mm |
1.016 mm |
| 0.010 in |
0.020 in |
0.030 in |
0.040 in |
|
| Connecting rods |
| Type |
Horizontally split, big end, plain small end |
| Length between centres |
143.81 to 143.71 mm (5.662 to 5.658 in) |
| Big end bearings |
| Type and material |
Vandervell CP lead indium |
| Diametrical clearance |
0.015 to 0.055 mm (0.0006 to 0.0022 in) |
| End-float on crankpin |
0.15 to 0.37 mm (0.006 to 0.014 in) |
| Undersizes |
| 0.254 mm |
0.508 mm |
0.762 mm |
1.016 mm |
| 0.010 in |
0.020 in |
0.030 in |
0.040 in |
|
| Gudgeon pins |
| Length |
72.67 to 72.79 mm (2.861 to 2.866 in) |
| Diameter |
22.215 to 22.22 mm (0.8746 to 0.8749 in) |
| Fit-in con rod |
Press fit |
| Clearance in piston |
0.002 to 0.007 mm (0.0001 to 0.0003 in) |
| Pistons - early type |
| Clearance in bore measurd at top of skit at right angles to gudgeon pin |
0.018 to 0.033 mm (0.007 to 0.0013 in) |
| Pistons - latest type |
| Clearance in bore measurd at top of skit at right angles to gudgeon pin |
0.018 to 0.033 mm (0.007 to 0.0013 in) |
| Piston rings |
| Compression |
2 |
| Number one compression ring |
Chrome faced and marked "T" or "TOP" |
| Number two compression ring |
Stepped "L" shape and marked "T" or "TOP" |
| Gap in bore |
0.44 to 0.57 mm (0.017 to 0.022 in) |
| Clearance in groove |
0.08 to 0.13 mm (0.003 to 0.005 in) |
| Oil control |
1 |
| Type |
Perfect circle, type 98 |
| Gap in bore |
0.38 to 1.40 mm (0.015 to 0.055 in) |
| Camshaft |
| Location |
Central |
| Bearings |
Non-serviceable |
| Timing chain |
9.52 mm (0.375 in) pitch x 54 pitches |
| Valves - Inlet |
| Overall length |
116.58 to 117.34 mm (4.590 to 4.620 in) |
| Head diameter |
37.97 to 38.22 mm (1.495 to 1.505 in) |
| Angle of face |
45 degrees |
| Stem diameter |
8.640 to 8.666 mm (0.3402 to 0.3412 in) at the head and increasing to 8.653 to 8.679 mm (0.3407 to 0.3417 in) |
| Stem to guide clearance - top |
0.02 to 0.07 mm (0.001 to 0.003 in) |
| Stem to guide clearance - bottom |
0.013 to 0.063 mm (0.0005 to 0.0025 in) |
| Valves - Exhaust |
| Overall length |
116.58 to 117.34 mm (4.590 to 4.620 in) |
| Head diameter |
332215 to 33.466 mm (1.3075 to 1.3175 in) |
| Angle of face |
45 degrees |
| Stem diameter |
8.628 to 8.654 mm (0.3397 to 0.3047 in) at the head and increasing to 8.640 to 8.666 mm (0.3402 to 0.3412 in) |
| Stem to guide clearance - top |
0.038 to 0.888 mm (0.0015 to 0.0035 in) |
| Stem to guide clearance - bottom |
0.05 to 0.10 mm (0.002 to 0.004 in) |
| Valves |
| Valve lift (both valves) |
9.9 mm (0.39 in) |
| Valve spring length - inner |
41.4 mm (1.63 in) under load of 9.75 to 12.02 kg (21.5 to 26.5 lb) |
| Valve spring length - outer |
40.6 mm (1.6 in) under load of 17.69 to 20.41 kg (39 to 45 lb) |
| Valve timing |
| Inlet opens |
30 degrees BTDC |
| Inlet closes |
75 degrees ABDC |
| Inlet duration |
285 degrees |
| Inlet peak |
112.5 degrees ATDC |
| Exhaust opens |
68 degrees BBDC |
| Exhaust closes |
37 degrees ATDC |
| Exhaust duration |
285 degrees |
| Exhaust peak |
105.5 degrees BTDC |
