ENGINES 9-2 FUEL SYSTEMS 9-6 TOP END 9-20 ... - S&S Cycle

Carburetors for Naturally Aspirated EnginesSimilar in construction and use many of the same parts found in S&S gasolinecarburetors, the S&S carburetors for naturally aspirated engines are designedfor applications where a gravity feed fuel delivery system is used. The use ofa fuel pump is not recommended as the fuel inlet needle and seat assembliesin these carbs are not capable of handling additional fuel pressure.Super D 2 1 ⁄4" Gas Carburetor❚❚ Available with standard 1.937" venturi or larger 2.150" venturi❚❚ Features an enrichment starting system❚ ❚ Recommended for use on large displacement racing engines (notrecommended for most street applications) – Low rpm throttlingand midrange response is poor on stock displacement enginesSuper D Alcohol Carb Only11-0126Parts forTwin Cam 88®Parts forEvolution®Parts forSportster® '86-'06kit Contents❚❚ S&S Super D gas carburetor❚❚ Air horn❚❚ 1" spacer block❚❚ Manifold support bracket❚❚ Fuel line❚❚ Clamps❚❚Assortment of intermediate and main jets ( to cover most jettingsituations)PART NUMBERS1966-Up Big Twin and 1957-Up Sportster® Models (order manifold separately)Super D Gas Carb Kit ...................................... 11-0110Super D Gas Carb Only (1.937" Venturi) ....................... 11-0112Super D Gas Carb Only (2.150" Venturi) ....................... 11-0128Super B 17/8" Fuel Carb Kit. .................................. 11-0117Super B 17/8" Turbo Alcohol Carb Kit .......................... 11-0122Super D 21/4" Turbo Alcohol Carb Kit .......................... 11-0123Super B 17/8" Turbo Gasoline Carb Kit. ......................... 11-0124Super D 21/4" Turbo Gasoline Carb Kit ......................... 11-0125For special orders:Contact S&S Racing Manager, Steve Rominski at 608-627-0286.NOTE:Manifolds must be ordered separately.An S&S teardrop air cleaner is available for those Super D applications that require anair cleaner. Refer to page 9-13 for more information.If Super D carbs are used on 1991-later Harley-Davidson® Sportster® models, 1992-later Evolution® big twin, or Twin Cam 88® engines, head breather hardware mustbe fabricated.Once a Super D gasoline carburetor has been converted for use with alcohol, it may notbe used with gasoline afterward.For alcohol conversion kit replacement parts, see line drawing for Super D alcohol carbon page 7-37.Super D 2 1 ⁄4" Alcohol CarburetorSimilar to the Super D gas carburetor but machined for alcohol use only.Features an enrichment starting system.kit Contents❚❚ S&S Super D 21⁄4" alcohol carburetor❚❚ Air horn❚❚ 1" spacer block❚❚ Manifold support bracket❚❚ Extra Jetspart numbers1966-Up Big Twin and 1957-Up Sportster Models (order manifold separately)Super D Alcohol Carb Kit ................................ 11-0119Super D Alcohol Carb Only ................................. 11-012611-2175Super D 2 1 ⁄4" Alcohol Conversion KitSuper D 21⁄4" Alcohol Conversion Kit converts Super D gasoline carburetorfor use with alcohol. Kit includes one each; Super D alcohol bowl, float,float retaining pin, bowl plug, alcohol main discharge tube, fuel needleand seat assembly, a full set of main and intermediate jets, and installationinstructions. ...............................................11-2175VintageEnginesX-Wedge® Parts for Victory®, ReplacementOff-road & Metric PartsTools &Shop SuppliesRacingProductsDealer Services Warranty && Promo Items Company Policy9-7 Visit us at www.sscycle.com