SE-57 Cam* Screamin' Eagle® Evolution® 1340 Cams
This item can STILL be ordered. Usually ships within 5 to 8 business days. Please expect 9 to 12 days for delivery.
*CAUTION: Requires use of Screamin' Eagle® Valve Spring Kit and Screamin' Eagle® Adjustable Pushrods for installation and to ensure proper clearance. Failure to comply may result in engine damage.
Note: 1340 Cams over .510” lift may require case and/or tappet guide machining for cam lobe clearance. 84-85 model’s pistons may need to be fly-cut to obtain proper clearance. Please refer to instruction sheets and service manuals for more details.
* Warning Harley’s® equipped with some Screamin’ Eagle® High Performance engine parts may not be used on public roads and in some cases must be restricted to closed course competition. Engine Related Performance Parts are Intended For Experienced Riders Only!
Warranty Implications: Installation of these products (and similar products from other manufacturers) may void your Harley-Davidson® Limited Vehicle Warranty.
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Lift @ valve Intake/ Exhaust:(.575”/.575”)
Duration @ .053 Intake/ Exhaust:(252°/256°)
Timing @ .053 lift Open/Close:
(Intake: 22° BTDC/50°ABDC
Exhaust: 56° BBDC/20°ATDC)
TDC Lift @ valve int/exh: (0.202”/.186”)
* Theoretical based on rocker arm ratio of 1.65. Valve train components, operation temperature and tolorence stack-up will affect actual lifts.
Fits 84-later carbureted Evolution® 1340-equipped models. Some cams may also be used on 84-later EFI Evolution® 1340-equipped models in conjunction with an approved ECM calibration. See H&M for details.