Engines

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

S&S Cams are tested on the dyno, street and track before being offered to the public With hundreds of hours of testing on each cam, you know yo...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Complete kits include cylinder sleeves, pistons and head gasket 750cc kit increase bore and stroke to 83.5mm x 67.8mm (stock is 78 mm x 67.8 mm) 8...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

S&S cams are tested on the dyno, street and racetrack before being offered to the public With hundreds of test hours on them, you know that you...

S&S cams are tested on the dyno, street and racetrack before being offered to the public With hundreds of test hours on them, you know that you...

S&S Cams are tested on the dyno, street and track before being offered to the public With hundreds of hours of testing on each cam, you know yo...

S&S Cams are tested on the dyno, street and track before being offered to the public With hundreds of hours of testing on each cam, you know yo...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

  Fits in stock chassis no cutting or frame modifications S&S B3 cylinder heads CNC machined with 2 bolt exhaust flanges 3 Piece Flywheels S&a...

+30% increase in HP and torque over stock Short stroke for less vibration and longer engine life Shorter than stock engine height for easy install...

BORE SIZE 92.08 MM 96" Displacement 3 5/8" Bore 4 5/8" Stroke S&S 520 Camshaft S&S Forged Pistons Compression Ratio 10.1:1 S&S S...

Great overall cam for Softail and Dyna Provides strong low-end torque and horsepower Strongest from 1500-5000 rpm

 NOTE: Not recommended for trike models. Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or spli...

Huge bore increase (4.320") means huge power increase Retains stock engine height Powder coat finish match factory finish, giving the bike a “sleep...

Huge bore increase (4.320") means huge power increase Retains stock engine height Powder coat finish match factory finish, giving the bike a “sleep...

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inc...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

S&S cams are tested on the dyno, street and racetrack before being offered to the public With hundreds of test hours on them, you know that you...

Increased fin area for better heat dissipation Increase bore size from 3.750" to 3.927" 4 3/8" stroke, 10:1 comp. w/ stock heads Easy installation;...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Oil pump idler gear for Big Twin Models     1999 Harley-Davidson Softail Night Train FXSTB - - 1998 Harley-Davidson Road Glide FLTR - - 199...

S&S Cams are tested on the dyno, street and track before being offered to the public With hundreds of hours of testing on each cam, you know yo...

Feature three-piece assembled flywheels with shafts Do not require any motor case modification 4-1/2" stroke 103" stock motors or motors with facto...

Made of high-strength forged steel and designed for stock and high-performance custom applications Special keyed 6 large diameter tapered sprocket...

Super E has a 1-7/8" throat at the butterfly and a 1-9/16" venturi and is recommended for use on Big Twin or Sportster engines up to 100-cubic-inch...

Include an S&S cover, backing plate and high-quality filter element and hardware kit Available for most OEM carburetors and S&S performanc...

Huge bore increase (4.320") means huge power increase Retains stock engine height Powder coat finish match factory finish, giving the bike a “sleep...

Strongest from 3500-6000 rpm

Made of high-strength forged steel and designed for stock and high-performance custom applications Special keyed 6 large diameter tapered sprocket...

Designed as bolt-in cam for touring bikes with compression ratio between 9:1 and 9:9 More power across the rpm range, with improved low and midrang...

S&S cams are tested on the dyno, street and racetrack before being offered to the public With hundreds of test hours on them, you know that you...

S&S Cams are tested on the dyno, street and track before being offered to the public With hundreds of hours of testing on each cam, you know y...

S&S Cams are tested on the dyno, street and track before being offered to the public With hundreds of hours of testing on each cam, you know yo...

L78-84 Shovelheads use rubber-band-type intake seals 66-E78 Shovelheads use O-ring-type intake seals Compatible with S&S Super E, B and G carbs...

Great overall cam for Softail and Dyna Provides strong low-end torque and horsepower Strongest from 1500-5000 rpm

S&S Cams are tested on the dyno, street and track before being offered to the public With hundreds of hours of testing on each cam, you know yo...

High-powered cam for modified engines, increased compression, high-lift springs, adjustable pushrods and large bore throttle body required For best...