rearaxle

Differential Selector

A look-up table of MG cars fitted with ‘B’-Series engines and banjo-style rear axles

Planning an engine and/or rear axle swap? Determine your horsepower and weight and match your selection to a known combination. Specifications and options as originally offered.

Model	Engine	Rear Axle Ratio	Max. Brake Horsepower	Kerb Weight lbs.	Horsepower/Wt Ratio
ZA Magnette	BP15GA	4.875	60	2464	1:41.07
ZB Magnette	BP15GC	4.55	68	2464	1:36.23
MGA 1500 Tourer, Early	BP15GB	4.3*	68	1988	1:29.23
MGA 1500 Coupé, Early	BP15GB	4.3*	68	2015	1:29.63
MGA 1500 Tourer	BP15GD	4.3*	72	1988	1:27.61
MGA 1500 Coupé	BP15GD	4.3*	72	2015	1:27.99
MGA 1600 Tourer	16GA	4.3*	79.5	2016	1:25.36
MGA 1600 Coupé	16GA	4.3*	79.5	2075	1:26.10
MGA 1600 Mk.II Tourer, Low Compression	16GC	4.1	85	2016	1:23.72
MGA 1600 Mk.II Coupé, Low Compression	16GC	4.1	85	2075	1:24.41
MGA 1600 Mk.II Tourer, High Compression	16GC	4.1	90	2016	1:22.40
MGA 1600 Mk.II Coupé, High Compression	16GC	4.1	90	2075	1:23.05
MGA Twin Cam Tourer, Early	BC16GB	4.3**	108	2185	1:20.23
MGA Twin Cam Coupé, Early	BC16GB	4.3**	108	2245	1:20.79
MGA Twin Cam Tourer	BC16GB	4.3**	100	2185	1:21.85
MGA Twin Cam Coupé	BC16GB	4.3**	100	2245	1:22.45
MGB Tourer 1962-1967	18G-18GB	3.909***	95	2030	1:21.37
All vehicles fitted with ‘B’-Series engines and banjo-style rear axles. Optional gear set: 4.55 Optional gear set: 4.875 **Optional overdrive on later models, final drive=3.14

Your questions and comments are welcome. Please send E-mail to: darby.net

Thanks for visiting. If you have a British sports car, get it out and drive it!

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David F. Darby -- New Albion End -- White River Valley -- Missouri -- USA