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Specifications
3 units built (M6A)
28 units built (M6B)
Click here for M6A
Click here for Ford M6B-50-10
Click here for M6B Chevrolet 6200
Click here and here and here for M6B Chevrolet 427
Analytical specifications and drawings
V8 (90o) cylinder
4942cc capacity
OHV with 2 valves per cylinder
Natural aspiration with Lucas Mark II mechanical fuel injection
Power output, 500 bhp / 373 kW
Torque,
Chevrolet Big Block Mark IV 366/370, V8 (90o) cyl, 4 stroke, petrol engine
6073cc, 100.6 x 95.5 mm
580 bhp / 427 KW @ 7000 rpm
cast-iron block and head
camshaft in block with overhead valves (OHV). 2 valves / cylinder - 16 valves total
aspiration: natural with Lucas Fuel Injection
firing order: 1-8-4-3-6-5-7-2
dry sump
Chevrolet Big Block Mark IV 427 ZL1, V8 (90o) cyl, 4 stroke, petrol engine
6997cc, 108 x 95.5 mm
12.5:1
615 HP / 459 kW
460 lb·ft (620 N·m) @ 5200 rpm
356-T6M Aluminum Block with 248.9mm deck height and 123mm bore spacing, aluminium alloy head
forged premium alloy 5140 steel crankshaft with 5 main bearings, 70mm diameter
Moraine M400 aluminum plain main bearings
connecting rod length between centers 155.8mm
side camshaft with overhead valves (OHV). 2 valves / cylinder - 16 valves total
aspiration, natural with Lucas multipoint mechanical Fuel Injection
firing order: 1-8-4-3-6-5-7-2
water cooled
dry sump
Chevrolet Big Block Mark IV 494, V8 (90o) cyl, 4 stroke, petrol engine
8095cc
780 HP (574.08 KW) @ 7800 RPM
side camshaft with overhead valves (OHV). 2 valves / cylinder - 16 valves total
firing order: 1-8-4-3-6-5-7-2
water cooled
dry sump
Hewland LG600 5 speed Manual gearbox
Weisman locking rear differential
fibreglass bodyshell on aluminium monocoque chassis. Chassis was made of bonded and riveted magnesium and aluminum alloy paneling box structures, welded to square section steel tubes
Front suspension top links with radius arms, lower wishbones, coil springs over dampers, anti-roll bar
Rear suspension top links, reversed lower wishbones, twin trailing-arms, coil springs over dampers, anti-roll bar
rack and pinion steering
Girling disk brakes, all-round
Length 3886 mm (153 in)
Width 1727 mm (68 in)
Height 787 mm (31 in)
Wheelbase 2324 mm (91.5 in)
Track (fr/r) 1321 mm (52 in) / 1321 mm (52 in)
620kg
Results in WSCC
| Car entry | Car number/ result | ||||||||||
| Dayt | Sebring | Brands Hatch | Monza | Targa Florio | Spa | Nurb | Le Man | Watkins Glen | Zeltweg | ||
| Team | 24h | 12h | 6h | 1000km | 1000km | 1000km | 24h | 6h | 1000km | ||
| John Woolfe Racing, M6B-50-16 (Chevrolet 302) | #3, in entry list | ||||||||||
| Statistics | |||||||||||
| Starts/finishes 0/0 | |||||||||||
| Driver | Team entries and car number | ||||||||||
| John Woolfe Racing | |||||||||||
| Bruce McLaren | 3 | ||||||||||
| John Woolfe | 3 | ||||||||||
SourceM6A
SourceM6B
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Drawings
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