JBRE Killer99 cylinder head

JBRE Killer99 CNC cylinder head

Perfect for M1 NA racing, outlaw nitro racing.

This head is on the worlds quickest nitro NA outlaw FWD civic – 8.15 at 170mph

This head is also on the worlds quickest NA M1 FWD Civic – 9.09 at 151mph

420+CFM

5 Axis CNC ported

Newen CNC valve job

CNC Chambers

Surfaced

Over sized PM intake seats

Ferrea 37/30mm valves included

Bronze guides

Customer Supplies Core