Manufacturer:	Austin Healey					Class: E
Model:		100-6 BN4, BN6
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DESCRIPTION:
	2-4 Seater Roadster
	Dry Weight: 2435 lbs
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ENGINE:	Type ..............	OHV 6 cyl in line
	Bore & stroke .....	3.125" x 3.5"
	Capacity ..........	2639 cc
	Comp ratio ........	8.25:1, 9.5:1
	Head material .....	Cast Iron
	Port size .........	Intake: 1.380", Exhaust 1.193"
	Piston material ...	Aluminum Alloy
	Piston weight .....	
	Timing data:
		Intake ....	Open 5° BTDC, Close 45° ABDC
		Exhaust ...	Open 40° BBDC, Close 10° ATDC 
	Valve lift: .......	0.356"
	Valve head dia:
		Intake ....	1.693"
		Exhaust ...	1.420"
	Valve spring ......	Inner: 30 lb fitted, Outer: 60.5 fitted
	Carburation .......	Two SU H4
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TRANSMISSION AND DRIVE TRAIN:
	Ratios:
		1	3.077	3.077
		2	1.913	1.913
		3	1.333	1.333	(OD 1.034)
		4	1.00	1.00	(OD 0.778)
		5
	Final drive ratios:	3.9:1, 4.1:1, 4.3:1, 4.8:1
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CHASSIS
	Wheelbase ...................	92"
	Track dimension, front ......	48.75"
	Track dimension, rear .......	50"
	Shock absorber ..............	Lever
	Steering ratio ..............	14.1:1
	Brakes ......................	
	Tire size ...................	5.90 x 15, 6.00 x 15
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APPROVED OPTIONAL EQUIPMENT
	6 port head
	Disc brakes (H.8249)
	High lift camshaft (H.8339)
	Competition clutch (H.8255/6)
	25 gal or 15 gal gas tank
	Cold air box (H.8427)
	Large capacity sump (H.8416)
	9.5:1 pistons (H.8417)
	Lightweight flywheel (H.8257)
	Cold air box (H.8427)
	Stiff frong spring (H.8422)
	Modified exhaust system (H.8251)
	Anti-roll bar (H.8275)
	Wire Wheels (60 spoke - AHH 8000/8001)
	Oil cooler (AJA-5291)
	Limited slip differential (HAC-25)