- Compatible with point of electronic ignition systems
- Choose Polished or Chrome Plated Finish
- 1973–'92 Big Twins
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- Intended for Engines that make use of a Notched Flywheel and Crank Position Sensor for Ignition Timing
- Polished Billet Finish
- 1973–1992 Big Twins
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- KN-Series
- Uses a 28 lb pop-off spring to lower oil pressure at high RPM
- Silver Powdercoated
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- Oil Filter Bracket Assembly
- Fits 1992 -1999 Big Twin & 1970 - 1999 engines with S&S Cases
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- Polished Billet Finish
- Designed to be installed and removed w/o removing the cylinder head
- Fits all generator crankcases for 1936–'69 engines
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- Bushings installed and sized – ready to install
- Polished Finish
- 1936 - 1953 Big Twin w/ stock cases or 1954-'62 & 1966-'69 with stock cases*
- Billet
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- KN-Series Engines
- 4 1/2" Stroke
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- 3-13/16 Stroke Flywheel Set
- Not available balanced or assembled
- Fits 45" flathead 45" KR and WR engines
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- 1936–'84 big twins
- Choose year application
- Heavy Duty or Supreme
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- Special keyed 6° large diameter taper. provides more contact area, increasing strength
- Standard S&S tapered crankpin and pinion shaft are used for ease of service
- Flywheels for EFI applications are machined with timing notches compatible with
factory crank position sensors
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- Alternator Style
- Natural Finish
- 1970–1984 Big Twins
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- 3-5/8" Bore Alternator Crankcase Assembly, Natural Finish
- Compatible with stock 1970 - 1984 flywheel assemblies, primary covers & gearcovers
- 1970 - 1984 big twin
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- Stock Bore Generator Crankcase Assembly, Natural Finish
- Machined to fit stock 1948 -1964 Panhead engines with tin primary
- Pre-clearanced for strokes up to and including 5"
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4-1/4" Stroke, 8-1/2" diameter
S&S SH80 alternator style engine
1970 - 1984 big twin
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8-1/2" diameter, 4-1/2" stroke
93" P-Series, alternator/generator style
1970 - 1984 big twin
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- Requires 1973-' 77 breather gear
- Gears and shims not included
- Polished billet, 1970 - 1991 Big Twin
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Universal cover with top and bottom feeds
Gears and shims not included
Polished billet, 1936 - 1972 big twin
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Oil pump kit with drive gear, breather gear and shim kit
Polished billet finish
Fits 1970 - 1977 big twin
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Oil pump kit with drive gear, breather gear and shim kit
Polished billet finish
Fits 1978 - 1991 big twin
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Oil pump kit with drive gear, breather gear & shim kit
Polished billet finish
Fits 1954 - 1969 big twin
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Oil Pump Kit w/ drive gear, breather gear & shim kit
Polished Billet Finish
Fits 1948 - 1953 Big Twin
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Flangeless style
Includes gaskets and mounting hardware
1973 - 1992 big twin
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Flanged style
Includes gaskets and mounting hardware
Cast Natural Finish, 1973 - 1992 big twin
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- Cast gearcover
- Natural finish
- 1954–'69 big twin
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- Choose Finish
- 1970–'99 big twins
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Fits S&S SG flywheels
Press-In Style for S&S SA big twin crankcases
Late 1981 - 1999 big twin
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Fits S&S SE or SL flywheels only
Includes matching nuts and keys
1970 - 1999 Big Twin
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Fits S&S SE or SL flywheels only
Includes matching nuts and keys
1965 - 1969 Big Twin
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Fits S&S SE or SL flywheels only
includes matching nuts and keys
1955 - 1964 Big Twin
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- Fits S&S E or Stock flywheels
- Includes matching nuts and keys
- 1936 - 1954 Big Twin
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- Fits stock and S&S E flywheel
- Splined shaft, standard bearing diameter
- 1939 - 1953 big twin
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- Fits stock and S&S L, Al, or SE flywheel
- Tapered shaft
- Standard or Oversize Bearing Diameter
- 1958– early 1981 Big Twins
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- Fits 1981–'86 Stock & S&S® BL or SL Flywheel
- Tapered Shaft
- Standard or Oversize Bearing Diameter
- Late 1981–'99 Big Twins
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- Steel breather gear kit with shims
- Better dimensional stability at high temperatures
- +.030" oversize, late 1977 - 1999 big twin
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Fits S&S oil pumps
Polished billet
1970 - 1991 big twin
 (1)
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Steel breather gear kit with shims
Better dimensional stability at high temperatures
Standard size, late 1977 - 1999 big twin
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Steel breather gear kit with shims
Better dimensional stability at high temperatures
Standard Size, 1948 - early 1977 big twin
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- White Pinion Gear
- High quality S&S pinion gears are carefully machined, heat treated and then finish ground
- Late 1977 - 1989 big twin
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Connecting rod race & bushing set
Use to rebuild S&S or stock connecting rods
1941 - 1999 big twin
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Heavy Duty Connecting Rod Set, 7.440 inch length
Iron bearing cage, .791 wristpin
Fits 1941 - early 1981 big twin
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Supreme Connecting Rod Set, 7.440 inch length, .791 inch wrist pin
Supreme rods are forged from 4340 EQ, aircraft quality chromoly
steel, recommended for any extremely demanding application
1941 - Early 1981 Big Twin
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- .100" thru .170"
- 8 pack
- Fits stock 1979 - 1982 and all S&S steel breather gears
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- Ignition cover only
- Fits S&S alternator gearcover
- Chrome billet, 1970 - 1999 big twin
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