Manufacturer:	Triumph					Class: E
Model:		TR-2, TR-3, TR-3A
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DESCRIPTION:
	2-Seater Steel Roadster
	Dry Weight: 2000 lbs
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ENGINE:	Type ..............	4 cyl ohv in line
	Bore & stroke .....	3.268" x 3.622"
	Capacity ..........	1991 cc
	Comp ratio ........	8.5:1, 9.2:1
	Head material .....	Cast Iron
	Port size .........	Intake 1.5" dia, Exhaust 1.25" x 1.06"
	Piston material ...	Alloy
	Piston weight .....	1.434 lbs (with pin)
	Timing data:
		Intake ....	Open 15° BTDC, Close 55° ABDC
		Exhaust ...	Open 55° BBDC, Close 15° ATDC
	Valve lift: .......	0.376"
	Valve head dia:
		Intake ....	1.564"
		Exhaust ...	1.304"
	Valve spring ......	Inner & Outer: 166 lbs at open position
	Carburation .......	Two SU H4 or SU H6
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TRANSMISSION AND DRIVE TRAIN:
	Ratios:	
		1	3.38
		2	2.00	2.64 (od)	(sic-2.64 should have been 1.64)
		3	1.325	1.09 (od)
		4	1.00	0.82 (od)
		5
	Final drive ratios: 3.7(37/10), 4.1(41/10)
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CHASSIS
	Wheelbase ...................	88"
	Track dimension, front ......	45"
	Track dimension, rear .......	45-1/2"
	Shock absorber ..............	
	Steering ratio ..............	12:1
	Brakes ......................	
	Tire size ...................	5.50 x 15, 155 x 15, 5.90 x 15
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APPROVED OPTIONAL EQUIPMENT
	Overdrive
	Undershield
	Aluminum Sump
	Competition front spring
	Anti-roll bar (Triumph part #508397)
	Oversize pistons and liners: (Bore becomes 86mm)
		Pistons: (#122208)
		Liners: (#122166)
		Cyl head casket: (#205481)
	Wire wheels-60 spoke