Cylinder Heads Harley Davidson new parts, Never pay retail again!!


SCREAMIN' EAGLE EVOLUTION 1340 CYLINDER HEADS* Built right at the factory for unparalleled quality. The re-designed combustion chamber, optimized for flow and efficiency, works with stock or Hi-Compression Forged Piston Kits. Heads come up with larger than stock 1.898" intake valves and 1.623" exhaust valves. Valve Spring Kit P/N 18223-98 is used and can accommodate .520" valve lift. At 72cc, this equates to a 9.5:1 compression ratio with stock pistons. Use of Screamin' Eagle Spark Plugs P/N 32320-91 when flat-top pistons are used or P/N 32321-91 with high compression pistons is recommended. 50-state legal for '93-'99 models when used with Original Equipment pistons, air cleaner, cam, exhaust, and ignition. '84-'92 models require Threaded Cylinder Head Inserts P/N 29304-92. Fits '84-later carbureted Evolution 1340-equipped models. May also be used on '84-later EFI Evolution 1340-equipped models in conjunction with an approved ECM calibration. See your dealer for details.
16854-98A	Black Highlighted	$929.95
16851-98A	Silver	$829.95
16976-99A	Black Non Highlighted	$829.95


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