The Ford Aerostar, Ford Ranger and Ford Explorer are powered by the Ford 4.0L OHV engine. There are some differences in these Ford 4.0L OHV engines, depending on the year of the vehicle you have. Roadmaster has been remanufacturing engines since 1953. Satisfaction and peace of mind is what you... read more
AERA members have reported engine oil leaks at the rear of 1990-94 Ford 4.0L engines. This leak has often been misdiagnosed as a leaky rear main seal. The cause of this leak may be uneven mating surfaces on the rear main bearing cap. The repair requires the oil pan to... read more
The GM 3800 Series II engine, introduced in 1995, is quite a different engine from its predecessor, the Series I engine. While the stroke for the 3.8L engine remained at 3.4" (86 mm), and the bore remained at 3.8" (97 mm), the engine architecture changed dramatically. The 3800 was completely... read more