1974 ironhead sportster engine spec book

The harleydavidson ironhead motor is the main reason for the enduring success of the sportster. This oversize 0ring 12042, must be used in place of the standard 0ring 2643276 on these pumps only. Harley davidson sportster models 2009 service repair manual. Hopefully you wont need every engine tool listed in the factory manual. Not only that, but we have them all instock and ready to ship to you today. The 1974 harleydavidson xlch sportster and all other motorcycles made 18942020. The engine produces a maximum peak output power of 57. The original sportster engine was the ironhead engine, which was replaced with the evolution engine in 1986. The 1973 harley davidson xlch sportster has, at its heart, an aircooled, fourstroke, 997cc, 45 vtwin engine mated to a fourspeed manual transmission and produces 55 horsepower at 5800 rpm.

In 1965, the sportster got a 12volt ignition, and electric start and new front forks followed in 1968. A wet clutch followed in 1971 and the vtwin was punched out to 1,000cc in 1972, approaching 70 bhp. You can tell by the ignition cone on the side of the engine. After three months, 20000 photos, and more than our share of hurdles especially finding parts, weve completed another redline rebuild. My number 4a18739h0 the 4a means it is a xlch 3a is a xlh the 18739 is the serial number the h0 means is it a 1970. Bikez has a high number of users looking for used bikes. Technical information on fastener torque values used in the maintenance, repair or assembly of harleydavidson motorcycles. Een motorrijder op een harleydavidson sportster evolution in buenos aires. In this version sold from year 1974, the dry weight is and it is equiped with a v2, fourstroke motor. The harleydavidson sportster is a line of motorcycles produced continuously since 1957 by. General information, photos, engines and tech specs for harley davidson sportster specs 1973, 1974, 1975. Harley davidson service manuals for download, free.

We carry more 1974 harleydavidson sportster xlh products than any other aftermarket vendor and have them all at the lowest guaranteed prices. I just bought a 2000 sportster sport and the previous owner laid the bike down and scraped the left bottom shock absorber. Honda produced the cb360 for the model years 1974 and 1975 with little or no change. Considered by many sportster purists as the last real harley engine, the ironhead is the throbbing powerhouse that lends heart and soul to a long line of sportsters produced from 1957 to. Considered by many sportster purists as the last real harley engine, the ironhead is the throbbing powerhouse that lends heart and soul to a long line of sportsters produced from 1957 to 1985. Some parts below are excerpts from the book harley davidson data book by rick conner. A quantity of special oil pumps 1600s, assembled in early 1977 cc engines, have oversize oil pump body 0rings which are assembled in the groove in the check valve bore to seal the pump cover. The harleydavidson ironhead motor is the main reason for the enduring. Unfollow ironhead sportster engine to stop getting updates on your ebay feed.