Triumph T140 offset crankshafts are supplied with a custom flywheel for optimal performance. The crankshaft diameter, with counterweights, is about 3/8” smaller then a stock crankshaft to clear any high-lift camshafts and reduce the rotational weight of the crankshaft.
Note that various years of T140 crankshafts using different main bearing IDs on the timing and drive side. Some main bearings on both sides are 30mm while some have the drive side at 30mm and the timing side at 1.125”. The customer must specify the main bearing sizes. Our Triumph 6T, TR6, T120 crankshafts are usually 4.5 pounds lighter than a stock crankshaft.
Good T140 crankshafts are hard to find. If the Customer can supply a donor crankshaft then $150 is removed from the price. Remove the flywheel before shipping; we’ll take care of the sludge trap.
This crankshaft costs $1300 USD
76° Triumph T140 crankshafts cost an extra $200 USD