Footnote refers to a specific part or application


Brodix B1BS, Koffel's Original B1 or B1BS Sportsman cylinder heads

We recommend using the following plugs & wires for adequate clearance when using these cylinder heads.


NGK Spark Plugs  - 14mm thread, 19mm (3/4") reach, 5/8" (16mm) hex size.

  • Street use:  part # BKR5E,BKR6E, BKR7E

  • Race use:  part # R5671A-7, R5671A-8, R5671A-9, R5671A-10


ACCEL Spark Plug Wires - Extreme 9000 Ceramic Boot with straight or 90 plug ends.





TTi Performance Exhaust and Headers

1555 Consumer Circle

Corona, CA 92880-1726 USA

(Manufacturing plant and Distribution center)

Phone (951)371-4878   Fax (951)371-6143

Phone hours:  Mon-Fri, 8am-4pm PST