dragspecialties.com All part numbers in BLUE are new for 2025. 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 768 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”. DESCRIPTION PISTON KIT PART # REPL RINGS PART # FOR 17-23 M-EIGHT (107”) 3.937” bore x 4.375” stroke, 107 cu. in.; positive dome (+4.2cc) 0903-1551 0912-0927 4.080” bore x 4.375” stroke, 114 cu. in.; positive dome (-2cc) 11:1 compression 0903-1552 0912-0928 4.125” bore x 4.375” stroke, 117 cu. in.; flat top (+4cc) 11:1 compression 0903-1553 0912-0929 4.250” bore x 4.375” stroke; 124 cu. in.; dished (-9cc) 11:1 compression 0903-1554 0912-0930 FOR 17-23 M-EIGHT (114”/117”) 4.016” bore x 4.5” stroke, 114” cu. in.; 11:1 compression 0903-1677 0912-0935 4.075” bore x 4.5” stroke, 117” cu. in.; 11.1:1 compression 0903-1678 0912-0934 DESCRIPTION PISTON KIT PART # REPL RINGS PART # FOR 17-23 M-EIGHT (114”/117”) (CONT) 4.080” bore x 4.5” stroke, 118” cu. in.; 11.3:1 compression 0903-1679 - 4.135” bore x 4.5” stroke, 121” cu. in.; 11.3:1 compression 0903-1680 0912-0936 FOR 17-23 M-EIGHT CVO (117”) 4.075” bore x 4.5” stroke, 117 cu. in.; negative dome (-3.5cc) 11:1 compression - 0912-0934 4.135” bore x 4.5” stroke, 121 cu. in.; negative dome (-6.0cc) 11:1 compression 0903-1675 0912-0936 4.250” bore x 4.5” stroke, 124 cu. in.; negative dome (-9.8cc) 11:1 compression 0903-1676 - BLACK EDITION PISTON KITS FOR M-EIGHT •Features ArmorX™ piston coating for superior protection in extreme conditions and reduced wear •ArmorFit™ skirt coating auto-adjusts to the cylinder wall so there’s no need to measure clearance; provides smooth, quiet, trouble-free operation •Dome design for improved flame travel to maximize air/fuel burn efficiency •High compression for added power •Superfinish piston pin reduces friction and improves scuff resistance •Enhanced pin oiling for improved lubrication and reduced friction •Augmented ring land details improve ring seal and function •Dedicated rings for precise fit, improved compression and oil control •Fits OEM and Screamin’ Eagle cylinder heads (unless noted) •Kit includes two pistons, rings, piston pins and circlips •Made in the U.S.A. 0903-1677 0903-1551
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