Lehman

The Ford Dorset and Dover engines are a series of inline four and six cylinder diesel engines that were marinized by the Lehman Brothers of New Jersey. The engines were built in the United Kingdom.

Fuel Economy

Engine HP Idle 1000 1500 2000 2500 2600 WOT
Lehman 4D524
Lehman 4D50
Lehman 4D61
Lehman 6D363T
Lehman 6D380
Lehman Super 90 – 254 cid 90 hp 0.4 0.7 1.2 2.4 4.3 5 5
Lehman Super 135 – 380 cid 135 hp 0.5 0.8 1.3 2.8 4.3 6.6 6.6
Lehman Super 185
Lehman Super 225
Lehman Super 275
Lehman Super 355