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Engine Crankcase, S & S Big Twin 1992/1999 Natural Finish
Mid-USA
$1,618.00
Sold Out
Engine Crankcase, S & S Big Twin 1984/1991 Natural Finish
Mid-USA
$1,648.00
Engine Crankcase, S & S Big Twin 1970/1984 Natural Finish
Mid-USA
$1,650.00
Engine Crankcase, S & S Big Twin 1970/1984 Natural Finish Harley Mid-USA - K and G Cycles
Mid-USA

Engine Crankcase, S & S Big Twin 1970/1984 Natural Finish

MID-60309

$1,650.00

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Engine Crankcase, S & S Big Twin 1970/1984 Natural Finish
or higher performance applications or just a replacement for a worn out engine. These casesare compatible with the stock primary, charging system and all other stock components.
  • Much stronger than stock crankcases in every aspect
  • Includes bearings and installation hardware
  • Clearanced for up to 5 strokes
1970/1984 Cases
  • Clearanced for up to 38 amp stators
1984/1999 Cases
  • Relocated cam chest oil pick-up increases gear case scavenging and virtually eliminates oil carry-over at sustained high speeds
  • A ported breather passageway and a machined breather window
  • Crankcase breathing thru cases and heads
1999/2006 Cases
  • Extra large front motor mount for increased strength
  • Large cam chest allows for up to .675 cam lift
  • Timken style sprocket shaft bearings
  • Includes S & S crankcase breather reed valve to eliminate oil carry over and scavenging problems
S & S
Natural Finish Crankcase
Stock Bore
1970/1984 Style