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 All part numbers in BLUE are new for the OldBook. SECTION 7 412 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”. SIZE BRONZE INTAKE BRONZE EXHAUST GUIDE OD GUIDE ID IN GUIDE ID EX FOR 84-99 EVOLUTION BIG TWIN Std. 0926-0318 0926-0320 0.5620” 0.3098” 0.3098” +0.001” 0926-0319 0926-0321 0.5630” 0.3098” 0.3098” +0.002” 0926-0721 0926-0722 0.5640” 0.3098” 0.3098” +0.003” 0926-0725 0926-0726 0.5650” 0.3098” 0.3098” FOR L79-84 SHOVELHEAD +0.004” 0926-1987 0926-1995 0.6290” 0.3745” 0.3745” FOR 48-E79 BIG TWIN +0.004” - 0926-1981 0.5690” 0.3745” 0.3745” +0.006” 0926-1975 0926-1982 0.5710” 0.3745” 0.3745” +0.008” 0926-1977 0926-1984 0.5730” 0.3745” 0.3745” +0.010” 0926-1979 - 0.5750” 0.3745” 0.3745” +0.025” 0926-2022 0926-2028 0.5900” 0.3745” 0.3745” SPECIAL SHOULDERED C630 BRONZE VALVE GUIDES •Precision-machined from nickel bronze •Nickel content of 5% produces superior resistance to wear and approximately 80% copper content delivers outstanding heat conductivity •Compatible with no-lead fuel and accept any type of valve-stem material •Overall length of both intake and exhaust is 2.10” for 84-99 Evolution Big Twin models •Overall length of both intake and exhaust is 1.855” for L79-84 models •Overall length of both intake and exhaust is 1.88” for 48-E79 models •Accept special valve guide seals (sold separately) •Sold each •Made in the U.S.A. NOTE: 48-E79 guides accept seal PART #0926-2050 for 0.565” diameter guides and special seals PART #s 0926-0792 or 0926-0793. No machining required for installation. NOTE: L79-84 guides accept seal PART #0926-2053 for 0.625” diameter guides; machining required for special 0.565” diameter seals PART #s 0926-0792 or 0926-0793. SIZE INTAKE EXHAUST GUIDE OD GUIDE ID IN GUIDE ID EX FOR 84-99 EVOLUTION BIG TWIN Std. 0926-0718 0926-0718 0.5620” 0.3098” 0.3098” +0.001” DS-199760 DS-199760 0.5630” 0.3098” 0.3098” +0.002” DS-199761 DS-199761 0.5640” 0.3098” 0.3098” +0.003” 0926-0729 0926-0729 0.5650” 0.3098” 0.3098” +0.004” 0926-0734 0926-0734 0.5660” 0.3098” 0.3098” +0.010” 0926-2031 0926-2031 0.5720” 0.3098” 0.3098” FOR 36-47 KNUCKLEHEAD Std. 0926-2793 0926-2793 0.6460” 0.3085” 0.3375” +0.002” 0926-2794 0926-2794 0.6460” 0.3085” 0.3375” FOR 57-E83 XL Std. 0926-0698 0926-0699 0.5650” 0.3085” 0.3375” +0.001” 0926-0702 0926-0703 0.5660” 0.3085” 0.3375” +0.002” 0926-0706 0926-0707 0.5670” 0.3085” 0.3375” +0.010” 0926-2025 0926-2027 0.5750” 0.3085” 0.3375” OEM-STYLE CAST IRON VALVE GUIDES •Precision-machined from cast iron •Compatible with no-lead fuel and accept any type of valve •Overall length of intake and exhaust is 2.400” for 84-99 models •Overall length of intake and exhaust is 1.90” for 36-47 Knucklehead •Overall length of intake and exhaust is 1.77” for 57-E83 XL •Accept special valve guide seals (sold separately) •Sold each •Made in the U.S.A. DS-199760 0926-2793 0926-0698 0926-0320
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