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Posts Tagged harley davidson
8 results.
The TWIN CAM 88 was released in 1999.Harley Davidson original nicknamed this a “BLOCKHEAD” due to the fatter top end.This was not a nickname that caught on.The TWIN CAM has a 2 piece rocker […] ↓ Read the rest of this entry…
Evolution engines were built from 1984 till 1999.They can be identified by the blocky rocker boxes, which earned them the nickname Blockhead.These were 1340cc/80ci engines that replaced the Shovelhead. Both the heads and cylinders are made from aluminum which helps […] ↓ Read the rest of this entry…
From 1966-1984 HARLEY DAVIDSON built the SHOVELHEAD engine.This engine is named for the design of the inverted scoop-shaped valve covers.By doing this harley increased its horse power by 10%.The shovel head motor is similar to the sportster engine except it is […] ↓ Read the rest of this entry…
Harley Davidson built the Panhead engine from 1948-1965.These engines were called panheads because of the rocker covers which look like upside down roasting pans.The biggest improvement on these engines was the addition of hydraulic lifters.By using hydraulic lifters it cut down […] ↓ Read the rest of this entry…
The KNUCKLEHEAD was built from 1936-1947.This was not Harley Davidsons first overhead valve engine(the first one was the 21 cid. peashooter). It was originally called the 61cc OHV.KNUCKLEHEADS had the first recirculating lubrication system and oil pressure gauge.This was […] ↓ Read the rest of this entry…