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Engine - Crankcase Components - Crankcases

18 products
Powersport Superstore is your go-to source for Engine - Crankcase Components - Crankcases and related parts. Shop our unbeatable selection of Crankcases with top-tier service, fast shipping, and great prices.
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9% Off
S&S Cycle 31-0055 Super Stock Big Twin Alternator Style Crankcase - Black, Stock Bore
$1,656.00
$1,656.00
$1,825.95
Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3 1/2in stock and 3 5/8in big bore motors for any stroke up to and including 5in and most stock length connecting rods. Machi...
Namura Technologies NX-10049CG3 Crankcase
$14.75
$14.75
Meets or exceeds the original manufacturer specifications. OEM replacement Gasket.Vehicle Fitment:2017-2018 Honda CRF450R 2017-2018 Honda CRF450RX
9% Off
S&S Cycle 31-0000 Super Stock Alternator Style Crankcase - Natural - Stock Bore
$1,495.80
$1,495.80
$1,647.95
Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3 1/2in. stock and 3 5/8in. big bore motors for any stroke up to and including 5in. and most stock length connecting rods. Ma...
Namura Technologies NX-10053CG3 Crankcase
$23.00
$23.00
Meets or exceeds the original manufacturer specifications. OEM replacement Gasket.Vehicle Fitment:2018-2022 Honda CRF250R 2019-2022 Honda CRF250RX
Namura Technologies NX-10060CG3 Crankcase
$20.46
$20.46
Meets or exceeds the original manufacturer specifications. OEM replacement Gasket.Vehicle Fitment:1989-1990 Honda GB500 1988-1989 Honda NX650 1985-1987 Honda XL600R 1993-2009 Honda XR650L 2012-2022...
9% Off
S&S Cycle 310-0369 Super Stock T2 Crankcase - 4 1/8in. Bore/Stock Bolt Pattern - Wrinkle Black
$1,812.60
$1,812.60
$1,999.95
Now owners of H-D Touring models can replace worn or damaged crankcases, or build a really large engine with S&S crankcases. Oil line kit required. Available for Touring models only. Currently ...
6% Off
S&S Cycle 31-0078 Super Stock Engine Case - Black - Big Bore 3 5/8in Bore
$1,981.88
$1,981.88
$2,099.95
Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3 1/2in stock and 3 5/8in big bore motors for any stroke up to and including 5in and most stock length connecting rods. Machi...
9% Off
S&S Cycle 310-0856 Super Stock T2 Engine Case - 4.125in. Bore w/ Stock Bolt Pattern - Wrinkle Black Powder-Coat
$2,037.60
$2,037.60
$2,249.95
NOTE: Requires Oil supply line installation kit PART #s 0950-0848 or 0950-0849. Stock or 4-1/8in. bore crankcases to be used as a foundation for a custom engine or replacement for T111, T124, or T...
9% Off
S&S Cycle 310-0878 Super Stock T2 Engine Case - Stock Bore - Wrinkle Black Powder-Coat
$2,037.60
$2,037.60
$2,249.95
NOTE: Requires Oil supply line installation kit PART #s 0950-0848 or 0950-0849. Stock or 4-1/8in. bore crankcases to be used as a foundation for a custom engine or replacement for T111, T124, or T...
9% Off
S&S Cycle 31-0172A Twin Cam Engine Case - Stock Bore
$2,197.80
$2,197.80
$2,427.95
Replacement Twin Cam A engine cases for stock H-D chassis only (carb and EFI). Feature greater overall strength than stock crankcases. Strong, dependable Timken-style sprocket shaft bearings. Clear...
9% Off
S&S Cycle 310-0367A Twin Cam Engine Case - Stock Bore - Black Powder Coat
$1,992.60
$1,992.60
$2,199.95
This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications. E.O. D-355-18. Replacement Twin Cam A e...
9% Off
S&S Cycle 31-0181A Twin Cam Engine Cases - 4 1/4in. Bore with Stock Stud Pattern
$1,977.36
$1,977.36
$2,182.95
Replacement Twin Cam A engine cases for stock H-D chassis only (carb and EFI). Feature greater overall strength than stock crankcases. Strong, dependable Timken-style sprocket shaft bearings. Clear...
9% Off
S&S Cycle 31-0001 Super Stock Engine Case - Natural - Big Bore 3 5/8in Bore
$1,722.60
$1,722.60
$1,899.95
Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3 1/2in stock and 3 5/8in big bore motors for any stroke up to and including 5in and most stock length connecting rods. Machi...
9% Off
S&S Cycle 31-0047 Special Application Crankcase
$1,632.60
$1,632.60
$1,799.95
Cam chest is moved outward .250in. to allow crankcases to handle large cylinder bore sizes. Relocated cam chest oil pick-up increases gear case scavenging and virtually eliminates oil carry-over at...
9% Off
S&S Cycle 31-0004 Super Stock Alternator Style Crankcase - Natural - 3.625in. Bore
$1,542.60
$1,542.60
$1,699.95
Clearanced for 38 amp alternator stators, Pre-clearanced for strokes up to and including 5in.. Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3-1/2in. stock and 3-5/8in. b...
S&S Cycle 31-0052 Super Stock Engine Case
$1,680.72
$1,680.72
Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3 1/2in stock and 3 5/8in big bore motors for any stroke up to and including 5in and most stock length connecting rods. Machi...
9% Off
S&S Cycle 31-0003 Super Stock Alternator Style Crankcase - Natural - Standard Bore
$1,497.60
$1,497.60
$1,649.95
Clearanced for 38 amp alternator stators, Pre-clearanced for strokes up to and including 5in.. Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3 1/2in. stock and 3 5/8in. b...
9% Off
S&S Cycle 31-0005 Super Stock Alternator Style Crankcase - Natural - Stock Bore
$1,468.80
$1,468.80
$1,617.95
Cast from A356 T-6 heat-treated aluminum alloy. Cases are available for 3 1/2in. stock and 3 5/8in. big bore motors for any stroke up to and including 5in. and most stock length connecting rods. Ma...
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