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. 401 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”. REPLACEMENT CYLINDERS FOR EVOLUTION-STYLE MOTORS •Replacement cylinders feature ductile cast-iron sleeves in aluminum castings •Sleeve has external ribs that “lock” the sleeve to the aluminum casting so it cannot move •Excellent for stock replacement PART # DESCRIPTION FOR 84-99 EVOLUTION BIG TWIN DS-750539 Natural finish PART # DESCRIPTION FOR 84-99 EVOLUTION BIG TWIN (CONT) 0931-0260 Wrinkle black finish w/ machined fin edges EVOLUTION-STYLE ALUMINUM CYLINDERS •Stock replacement cylinders, 3 1/2” bore with cast-iron liner •Available with natural or wrinkle black finish to match OEM components •Sold in pairs •Made in the U.S.A. PART # DESCRIPTION FOR 66-80 1200CC SHOVELHEAD DS-750605 3.435” front; repl. OEM #s 16484-66B, 16485-74A DS-750604 3.435” rear; repl. OEM #s 16492-66B, 16492-74A PART # DESCRIPTION FOR 48-65 PANHEAD DS-750607 3.435” front; repl. OEM #16483-48 DS-750606 3.435” rear; repl. OEM #16492-48 CYLINDERS •Cast-iron cylinders meet or exceed OEM tolerance specifications •Withstand greater pressure and heat than stock •Available in front and rear versions •Sold each NOTE: All Shovelhead cylinders require the use of 12-point head bolts DS-190796, see HARDWARE, COVERS & GENERAL section. NOTE: Panhead cylinders are limited to 0.040” overbore. NOTE: Due to the many different brands of pistons that are available, all cylinders listed below will need to be sized and clearanced to the type of piston being used. PART # DESCRIPTION DS-199772 For 84-99 Evolution Big Twin; repl. OEM #s 16573-83/16573-83A PART # DESCRIPTION 2401-1052 For S&S 4” to 4 3/8” cylinders (0.250”/0.252” ends, 0.520” long) CYLINDER DOWELS •CNC-machined dowels used for locating cylinder head •Sold as a 4-pack •Made in the U.S.A. PART # DESCRIPTION 0931-0317 For 54-71 XL; repl. OEM #16830-54 CYLINDER BASE STUDS •2 5/16” long •Sold in a set of four for one cylinder •Made in the U.S.A. PART # DESCRIPTION DS-189965 For 48-84 Big Twin PART # DESCRIPTION DS-189966 For 57-84 XL CHROME CYLINDER BASE NUT KITS •DS-189965 measures 7/16”-20 •DS-189966 measures 3/8”-24 •High-torque style •For use on specific applications •Made in the U.S.A. PART # DESCRIPTION DS-750507 Natural PART # DESCRIPTION 0931-0017 Black w/ hightlight fins FOR 84-99 EVOLUTION BIG TWIN (1340CC); REPL. OEM #S 16510-83A, 16512-86A •Cylinders are finished slightly undersized so they may be finish-honed to fit your pistons •Sold each 0931-0017 DS-750507 0931-0260 DS-750539 DS-750605 DS-750607 2401-1052 DS-199772 DS-189965
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