WINDSHIELDS & FAIRINGS AUDIO, COMMUNICATION & MOUNTS SADDLEBAGS & LUGGAGE SEATS & SISSY BARS FUEL/AIR SYSTEMS EXHAUST TRANSMISSION & DRIVELINE ENGINE GASKETS & SEALS LIGHTING ELECTRICAL HANDLEBARS, CONTROLS & MIRRORS CABLES TANKS & OIL FILTERS BRAKES DASHES & GAUGES FENDERS & LICENSE PLATE FRAMES HARDWARE, COVERS & GENERAL FRAMES & SUSPENSION FOOTRESTS & FLOORBOARDS WHEELS & AXLES dragspecialties.com SECTION 7 All part numbers in BLUE are new for the OldBook. 423 See FATBOOK For Late Model Applications DISCLAIMER: *EMIS (EMISSIONS CATEGORIZATION CODE). SEE PAGES 5-7 FOR CATEGORY CODES, IMPORTANT EPA/CARB EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND NOTICE REGARDING NOISE REGULATIONS. PRODUCTS NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES IF NOT CATEGORIZED AS “1” OR “4”. PART # DESCRIPTION DS-193850 For 84-99 Evolution Big Twin; repl. OEM #s 17360-83 and 17375-83 ROLLER ROCKER ARMS •The lightest rocker arm available, but still has superior strength characteristics due to its design •The strength of 660 bronze bushings and bearing-grade steel for the roller tip •Extensively tested under extreme conditions to ensure durability in your engine •Will accept cams with up to 0.700” lift at a ratio of 1.625 (stock) •Sold as a set of four •Made in the U.S.A. PART # DESCRIPTION 0927-0021 For 66-84 Shovelhead ROLLER ROCKER ARMS •Cast from 4340 heat-treated chromoly steel •Reduce friction in the valve train, providing more horsepower and less heat in the top end •Include 660 bronze bushing fit to 0.0007” to 0.0012” for the best wear resistance and oil control •Roller tip made from bearing-grade material to reduce valve guide wear and valve tip galling •Segmented parabolic pushrod cup reduces friction at pushrod ends, while putting the load on the outer perimeter of pushrod ends, with full oil pressure at pushrod tip •Designed to work in conjunction with other JIMS valve train components; use JIMS Rocker Arm Shafts PART #DS-193819 •Set includes two each front and rear rocker arms •Made in the U.S.A. PART # DESCRIPTION FOR 84-99 EVOLUTION BIG TWIN DS-193833 Front intake/rear exhaust; repl. OEM #17360-83A DS-193834 Rear intake/front exhaust; repl. OEM #17375-83A FOR 66-84 SHOVELHEAD DS-193800 Front intake/rear exhaust; repl. OEM #17360-66A DS-193801 Rear intake/front exhaust; repl. OEM #17375-66A FOR 57-85 XL DS-193420 Front exhaust; repl. OEM #17394-57A DS-193421 Rear exhaust; repl. OEM #17395-57A DS-193422 Front intake; repl. OEM #17396-57A DS-193423 Rear intake; repl. OEM #17397-57A REPLACEMENT ROCKER ARMS WITH BUSHINGS •OEM-style rocker arms •Sold each PART # DESCRIPTION 90-4036 For 84-99 Evolution Big Twin; repl. OEM #17611-83 ROCKER ARM SHAFTS •Sold in a set of 4 •Made in the U.S.A. PART # DESCRIPTION DS-193820 For 84-99 Evolution Big Twin; repl. OEM #17611-83 DS-193819 For 66-84 Shovelhead; repl. OEM #17611-66B ROCKER ARM SHAFTS •Sold each •Made in the U.S.A. PART # DESCRIPTION 0927-0023 For 66-84 Shovelhead; repl. OEM #17611-66B ROCKER ARM SHAFT •Sold each PART # DESCRIPTION 0950-0355 For 57-85 XL; repl. OEM #17435-57B ROCKER ARM SHAFT •Sold each •Made in the U.S.A. DS-193819 DS-193820 DS-193833 DS-193834
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