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PERFORMANCE MOTORCYCLE PARTS AND KITS FOR AMERICAN V-TWINS

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Products > Replacement Parts > For Vintage 1936-1984 > Lower End > Crankcases

Displaying 1 - 14 of 14 Product(s):
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Black Pinion Gear For Big Twin
  • Black Pinion Gear
  • High quality S&S pinion gears are carefully machined, heat treated and then finish ground
  • 1954 - early 1977 big twin
$95.95
Breather Gear Spacing Shim Kit
  • .100" thru .170"
  • 8 pack
  • Fits stock 1979 - 1982 and all S&S steel breather gears
$21.95
  • Cam Needle Bearing Assembly
$8.30
Crankcase Assembly
  • 3-5/8" Bore Alternator Crankcase Assembly, Natural Finish
  • Compatible with stock 1970 - 1984 flywheel assemblies, primary covers & gearcovers
  • 1970 - 1984 big twin
$1,154.95
Crankcase Assembly
  • 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"
$1,594.95
Crankcase Gear Kit – Reverse Rotation (33-4227)
  • Reverse/Counter Clockwise Rotation
  • Includes circuit breaker drive gear and idler gear assemblies, circuit breaker gear, and two average size shims
  • 1936–'69 Big Twins
$407.95
Crankcase  Gear Kit
  • Standard/Clockwise Rotation
  • Includes circuit breaker drive gear and idler gear assemblies, circuit breaker gear, and two average size shims
  • 1936–'69 Big Twins
$401.95
Left Timken® Main Bearing Assembly (31-4013)
$55.95
  • Choose Size/Color
  • 1984–1999 Big Twins
$122.60 - $131.95
Right Main Bearing Assembly
  • Right main bearing assembly
  • Red, large size
  • 1958 - 1999 big twin
$33.95
Right Main Bearing Race (31-4004)
  • All S&S Crankcases
  • 1993-99 Big Twin
  • Standard Size

 

$63.95
White Pinion Gear For Big Twin
  • White Pinion Gear
  • High quality S&S pinion gears are carefully machined, heat treated and then finish ground
  • Late 1977 - 1989 big twin
$83.95
Woodruff Key
  • Woodruff key for crankpins
  • .125" X .500" X .491"
  • Steel, 5 Pack
This item is out of stock
Yellow Pinion Gear For Big Twin
  • Yellow Pinion Gear
  • High quality S&S pinion gears are carefully machined, heat treated and then finish ground
  • Late 1977 - 1989 big twin
$83.95