SPUTHE QUICK-BUILD BIG-BORE KIT
No additional machining required – just assemble it.
Use our Sputhe crankcase and Sputhe big-bore cylinders, plus your stock 4 1/4” stroke crank, along with all your other stock components, to produce a 95 cubic inch engine. Also available for 4 5/8” stroke crank, to produce a 104 cubic inch engine. For easy assembly, the pinion-bearing race is line lapped.
Kit Includes:
Sputhe heavy duty crankcase
Sputhe 3.780” aluminum cylinders
JE forged pistons, rings & wrist pins
Timken main bearings
Cam bearing
Points cover
Cylinder studs

Crankcase pictured is completely CNC machined.
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95 cu in Engine |
104 cu in Engine |
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Part #3-95A9 $ |
7009 crankcase/dish top pistons |
Part #3-104A9 $ |
7009 crankcase/dish top pistons |
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Part #3-95B9 $ |
7009 crankcase/flat top pistons |
Part #3-104B9 $ |
7009 crankcase/flat top pistons |
E-Mail: sputhe@mail2web.com
ORDERS BY PHONE ONLY
Tel: (530) 268-0887
Fax: (530) 268-3024
11185 Lime Kiln Road
Grass Valley, CA 95949-9715
SputheEngineering
name, design and related marks are trademarks of SputheEngineering,
Inc.
SputheEngineering,
Inc. ©1997-2007. All Rights Reserved.