dragspecialties.com All part numbers in BLUE are new for 2026. SECTION 7 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 836 See OLDBOOK For Early 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”. FOR 17-25 M-EIGHT (EXCEPT VVT MODELS) PART # DESCRIPTION EMIS* 0925-1631 Chain drive 3 PART # DESCRIPTION EMIS* 0925-1632 Gear drive 3 GRIND VALVE TIMING INTAKE VALVE TIMING EXHAUST VALVE DURATION INTAKE VALVE DURATION EXHAUST VALVE LIFT INTAKE VALVE LIFT EXHAUST LOBE CENTER LINE INTAKE LOBE CENTER LINE EXHAUST VALVE LIFT @ TDC INTAKE VALVE LIFT @ TDC EXHAUST HPT496C/G 496C 7/40 48/15 227 243 0.485” 0.485” 107 106 0.072” 0.097” 496G 7/40 48/15 227 243 0.485” 0.485” 107 106 0.072” 0.097” HPT 496 CAMS FOR M-EIGHT •Available in chain drive or gear drive styles •Compatible with stock or S&S rocker arms and springs •Compatible with round or oval port valve springs •Boosts horsepower and torque •Racy, aggressive lope at idle •Made in the U.S.A. NOTE: 0.496” lift when used with S&S rocker arms. NOTE: Gears for gear drive cam sold separately. 0925-1631 REAPER® CAMS FOR 17-25 M-EIGHT (CONT) GRIND VALVE LIFT OPEN CLOSE DURATION @ 0.053” LIFT @ TDC LOBE CENTERLINE CAM SPECS MEASURED IN THE ENGINE ON THE LIFTER @ 0.050” USING A 1.61 ROCKER ARM RATIO 405 Intake 0.395” 4° 24° 200° 0.068” 103° Exhaust 0.405” 36° 11° 205° 0.049” 108° 465 Intake 0.445” 4° 23° 207° 0.100” 99.5° Exhaust 0.465” 50° 6° 236° 0.100” 112° 472 Intake 0.468” 8° 25° 213° 0.117” 98.5° Exhaust 0.472” 50.7° 7.75° 238° 0.110” 111.5° 487 Intake 0.478” 20.5° 37° 237° 0.180” 98.5° Exhaust 0.487” 44° 17.5° 241.5° 0.146” 103.25° 508 Intake 0.508” 20.5° 37° 237° 0.180” 98.5° Exhaust 0.511” 44° 17.5° 241.5° 0.146” 103.25° 521 Intake 0.518” 17° 34° 231° 0.162” 98.5° Exhaust 0.521” 51.5° 11.5° 243° 0.125” 110° 538 Intake 0.538” 20.5° 38.5° 239° 0.180” 99° Exhaust 0.542” 48° 18° 246° 0.157” 105° 592 Intake 0.578” 20° 34° 234° 0.182” 97° Exhaust 0.592” 68° 16° 264° 0.146” 116° 618 F Intake 0.608” 20° 42° 242° 0.195” 101° Exhaust 0.618” 65° 19° 264° 0.170” 113°
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