Sifton
Sifton manufactures premium motorcycle engine components, carburetor parts, valvetrain upgrades and fuel system accessories for Harley-Davidson and custom V-twin motorcycles. Known for high-performance camshafts, tappets, oil pumps, carburetor rebuild kits and petcocks, Sifton products are widely used in restoration, maintenance and performance engine builds. Riders searching for Harley engine parts, motorcycle carburetor rebuild kits, V-twin camshafts and performance tappets trust Sifton for durability and precision-engineered fitment.
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V-Twin - 10-0610 - Side Kick Cam
Sifton
$98.88V-Twin - 10-0610 - Side Kick CamDescriptionSifton Side Kick cam is similar to 102 cam, but with more top end power. Cam lift is .390 and requires no head work to install.Fits 1970 and later Big Twin...$98.88 -
V-Twin - 10-0585 - Sifton Hydraulic Tappet Assembly .010
Sifton
$192.94V-Twin - 10-0585 - Sifton Hydraulic Tappet Assembly .010DescriptionMaxi-axle tappet features built in integral pump unit to set as a full hydraulic unit. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL...$192.94 -
V-Twin - 10-0580 - Standard Hydraulic Tappet Assembly
Sifton
$183.49V-Twin - 10-0580 - Standard Hydraulic Tappet AssemblyDescriptionSifton maxi-axle tappet features built in integral pump unit to set as a full hydraulic unit.The larger diameter rollers in these...$183.49 -
Out of stock
V-Twin - 10-0542 - Tappet Screw Kit
Sifton
MSRP: $37.85$37.09V-Twin - 10-0542 - Tappet Screw KitDescriptionSifton adjusting screw and nut kit. Fits:XL 1957-1985Additional Information OEM No.18554-57 UOM1 - KIT ManufacturerSifton OriginImported 2025...MSRP: $37.85$37.09 -
Out of stock
V-Twin - 10-0541 - Tappet Screw Kit
Sifton
MSRP: $38.45$37.69V-Twin - 10-0541 - Tappet Screw KitDescriptionAdjusting screw kit includes screws and nuts. Screws are 1-9/16" long with 5/16" x 24 TPI. Fits:XL 1936-1952Additional Information OEM No.18555-36 UOM1...MSRP: $38.45$37.69 -
V-Twin - 10-0520 - Sifton Tappet Roller Bearing Kit
Sifton
MSRP: $69.70$69.00V-Twin - 10-0520 - Sifton Tappet Roller Bearing KitDescriptionSifton repair kit includes 4 pins and 4 roller assemblies. Kit is the original 1929 design, as Torrington developed.This tappet roller...MSRP: $69.70$69.00 -
V-Twin - 10-0314 - Hydraulic Tappet Set
Sifton
$303.97V-Twin - 10-0314 - Hydraulic Tappet SetDescriptionSifton hydraulic tappet body and lifter set, 4 piece. Fits:FLT 1979-1983FX 1971-1984FXR 1982-1983FL 1953-1984Additional Information UOM1 - SET ...$303.97 -
V-Twin - 10-0313 - Hydraulic Tappet Set
Sifton
$167.16V-Twin - 10-0313 - Hydraulic Tappet SetDescriptionFour piece Sifton hydraulic tappet set assembly has roller and pin installed. The outside diameter is 0.732" with an inner diameter of 12.94mm.Order...$167.16 -
V-Twin - 10-0198 - Sifton Hydraulic Tappet Unit
Sifton
$229.05V-Twin - 10-0198 - Sifton Hydraulic Tappet UnitDescriptionInserts are precision machined and designed to meet OEM specifications to ensure that the valve train operates with zero clearance to...$229.05 -
Sifton - 22mm Brass Petcock fits '75-'06 FX, '75-'85 FL, '75-'03 Sportster Models
Sifton
$49.90Sifton - 22mm Brass Petcock fits '75-'06 FX, '75-'85 FL, '75-'03 Sportster Models Sifton petcock with a 22mm nut, accepts a 5/16" fuel line. Knob turns on-off. Does not include reserve feature...$49.90 -
Sifton - 1/4" NPT Brass Petcock
Sifton
$49.90Sifton - 1/4" NPT Brass Petcock Sifton petcock with 1/4" National Pipe Thread accepts 5/16" fuel line. Knurled knob turns on-off. Does not include reserve feature. Petcock accepts 1/4 or 5/16"...$49.90 -
Sifton - 3/8" Stainless steel Petcock fits '57-74 Sportster Model
Sifton
$49.90Sifton - 3/8" Stainless steel Petcock fits '57-74 Sportster Model Stainless steel Sifton petcock with 3/8" National Pipe Thread accepts 5/16" fuel line. Knurled knob turns fuel on and off. Does not...$49.90 -
Sifton - Brass In-Line Rotary Gas Filter fits Custom Application
Sifton
$50.16Sifton - Brass In-Line Rotary Gas Filter fits Custom Application OKO polished brass in-line petcock fuel filter is constructed of solid brass and uses a 5/16" fuel line. Note: Easy to...$50.16
Sifton Performance Engine Systems – Harley Camshafts, Tappets, Petcocks & Carburetor Components
Sifton is a respected name in the V-twin motorcycle industry, specializing in Harley-Davidson engine components, carburetor parts, oil system upgrades and valvetrain performance products. The brand is commonly associated with high-intent searches such as Harley engine rebuild parts, motorcycle tappet kits, V-twin camshafts and carburetor rebuild kits, especially among riders restoring or upgrading classic and custom Harley-Davidson motorcycles. Sifton products are designed to improve engine reliability, fuel delivery and overall drivetrain performance.
The Sifton product lineup includes hydraulic tappets, solid tappet assemblies, camshafts, oil pumps, carburetor overhaul kits, petcocks, intake manifold kits and fuel system components for a wide range of Harley-Davidson applications. Riders frequently search for Harley carburetor rebuild kit, Sifton EV27 camshaft, motorcycle fuel petcock and Harley tappet upgrade when maintaining vintage motorcycles or building high-performance V-twin engines. The brand is also recognized for precision-engineered transmission parts, throttle assemblies and engine service tools.
Sifton components are widely used in custom motorcycle builds, classic Harley restorations and performance-oriented V-twin engine projects due to their durable construction and reliable fitment. Search demand remains strong for Harley valvetrain components, motorcycle oil pump assemblies, Linkert carburetor parts and V-twin engine upgrade kits, making Sifton a trusted choice among builders and riders seeking dependable aftermarket motorcycle engine solutions.