BRAND NEW In Stock Ready to Ship! PART# 106-0821 This has the flatside cam cover like the old generator style motors but uses an alternator for reliabilityNatural crankcases and stock-looking silver powder-coated cylindersS&S hydraulic valve train with roller rocker armsS&S billet timer and S&S Super Stock single-fire ignition system protect engine with a three-step break-in rev-limiter forfirst 24-hours of operationHas correct length sprocket shaft for 1970-up primary and transmission Includes oil filter mount at generator locationAccepts 66-84 exhaust systems66-84 intake ports with O-ring inlets93″ displacement, 8.5:1 compression , 4-1/2″ stroke, 3-5/8″ boreMade in the U.S.A