This kit is currently not available for purchase online. To order, please contact DRI at 619-258-6306 and speak with one of our sales representatives who will assist you by collecting the required specifications and placing your order.

Product Information:

Big Bore Kit
Kit Includes: Custom Forged Piston and Big Bore Head gasket
#41-3098 280CC Kit (10-1) discontinued
#41-3099 280CC Kit (12-1) $295.00
#41-3100 280CC Kit (13.5-1) Special Order-Call Price and Availability

*NOTE: Cylinder must be stripped, bored and re-nikasil coated at an additional cost.
Customers can send in their cylinder for modification or purchase new

280cc 12-1 Big Bore kit with Modification (on customer core) $650.00
280cc 12-1 Big Bore Kit with (new Cylinder) $995

Replacement Head Gasket
#H-SXT $49.95