S & S Cycle ' s Stealth air cleaner kits have been a solid performance addition for the V-twin market since their launch in 2012 . Each year S & S has been able to further develop the line with a new cover or fitment , and this new Air Stinger adds another chapter to the story . The Air Stinger takes the existing high flow Stealth air cleaner and replaces the air smoothing stinger with a similarly shaped filter element . The additional filter surface equals a + 55 % gain over a factory filter in an M-8 . " Big bore and modified engines require additional airflow , and the Air Stinger was designed specifically
PARTS AND ACCESSORIES
KB High Performance M-8 Pistons
Maywood , Illinois based manufacturer National Cycle ' s dark tinted Mohawk windshield features a special ' V ' profile for added wind management . This tough windshield is made from sturdy polycarbonate for outstanding impact strength - 23 times better than acrylic , says Zodiac . " The quality linking arm fork mount system with countersunk screws offers a custom fit for almost any motorcycle with open front forks ." Mohawk windshields are 9.25 " ( 23.5 cm ) high and for those needs ," states S & S Product Manager Grant Hillegass . The Air Stinger is also available with the classic mini teardrop cover in black or chrome or as a replacement cover plate to update an existing Stealth system . Just like the Stealth filters , the Air Stinger filter element is washable and designed to last for years . Applications for most Harley models from 2001 to current .
S & S CYCLE INC . Viola , Wisconsin , USA Tel : 608 627 1497 sscust @ sscycle . com www . sscycle . com
National Cycle Mohawk Windshield
11.75 " ( 29.8 cm ) wide and available for upside down front forks and conventional 39 mm , 41 mm or 49 mm forks with choice of chrome or black brackets .
ZODIAC INTERNATIONAL BV Mijdrecht , NETHERLANDS Tel : + 31 ( 0 ) 297 288 621 sales @ zodiac . nl www . zodiac . nl www . nationalcycle . com
Manufactured by United Engine and Machine , a new line of Super Duty KB Performance motorcycle pistons is available for 120 " - 24 " M-8 applications ( 2017 - current year Harley-Davidson models ). Available for Harley ' s 114 " and 117 " M-8s using stock cylinders bored to 4.125 " ( 120 " displacement ) through 4.185 " ( 124 " displacement ), they feature 11:1 compression " with generous valve pockets to accept 1 mm larger valves ," according to Motorcycle Sales Manager Marko Glush . " The M-8 hard anodized crown aids in heat deflection and corrosion from alcohol fuels . Additionally , the top ring groove hard anodizing eliminates micro-welding of the ring to the groove and maintains a flat and smooth surface for optimum ring seal . " Premium crafted round wire locks keep the pin firmly in place . Sets include premium Hastings 1.2 mm , 1.2 mm and 3.0 mm ring sets , with a steel nitrile top ring with a ductile Napier second . " These new M-8 series feature our popular Line2Line abradable coating as a standard option . Line2Line coating is applied to the thickness of the piston-to-wall clearance for a ZERO install clearance . The coating abrades-in on start-up to hone for the perfect fit per cylinder , eliminating piston rock for the best possible ring seal with no piston slap noise ." United Engine and Machine ' s KB Performance Motorcycle Pistons " has been designing and building high performance and original equipment pistons for nearly a century ."
KB PERFORMANCE PISTONS Carson City , Nevada , USA Tel : 775 882 7790 tech @ uempistons . com www . uempistons . com
PARTS AND ACCESSORIES
36 AMERICAN MOTORCYCLE DEALER - FEBRUARY 2021 www . AMDchampionship . com