When did the last iron head Sportster come out?
The old style iron head Sportster would last just a few more years and get replaced by the new Evolution motor version in 1986. The last hurrah for the iron head was the 1983-84 XR1000 street tracker, which mixed equal parts street Sportster and XR750 flat track bike, for a 70 horsepower, 500 lbs, plaything.
When did the first Harley Davidson Sportster come out?
The long-serving Sportster first appeared with that name in 1957 with overhead valves, but that bike was an evolution of the flathead powered Model K from 1952. The roots of the K stretch back even further to the Model W series from 1937 and includes the WWII military bikes and the utilitarian Servi-Car, both with 45 cubic inch flathead motors.
How big is a Harley Davidson Sportster engine?
The connecting rods would be inherited by the Sportster along with many other design elements and dimensions. Model K and KK 1952–1953: 750 cc side-valve engines, using the 45 model bore and stroke of 2.75″ x 3.8125″ (69.85 x 96.85 mm)
How big is the roller follower on a Harley Davidson Sportster?
The cam followers used in Sportster engines, K models, big twin side valve models, and the side-valve W model series were a slightly shorter version of the followers used in the larger motors, but with the same 0.731-inch (18.6 mm) diameter body and 0.855-inch (21.7 mm) diameter roller follower since 1929.
Is the ironhead Sportster a Harley Davidson bike?
The Ironhead Sportster has enjoyed a bit of a come back in popularity as it is a pretty unique bike, although fickle at times if you don’t know how to maintain one. Believe me, if you are riding one a lot, they need attention. That’s how I ended up becoming a Harley mechanic.
What kind of oil does an ironhead Sportster use?
If your going to work every day and it’s between 30 and 60 miles one way a 1/2 quart is good. Warm oil does it’s job much better than cold oil. Also the oil should get hot enough to evaporate any condensation (water) that accumulates from temperature swings. Many early Sportsters didn’t come with an oil filter.
What kind of Kick Starter does ironhead Sportster use?
Kick Starter. Sportster kick starters are known for bustin’ knee caps. That is a fact, Jack. 1971 and up have a better set of kick ratchets then the earlier 900cc models. They have a gear with a bushing and the bushing should be inspected if the kicker has a tendency to slip through, as that bushing wears.
How much slack should an ironhead Sportster have?
DO NOT NEGLECT THE PRIMARY AND TRANSMISSION SERVICE. It does not use much oil and it should be changed regularly. Keep the Primary Chain properly adjusted. With engine COLD it should have 5/8″ to 7/8″ slack and HOT 3/8″ to 5/8″.