Frankenstein F710 LS7 Port | 10 Degree | 287cc Heads | Assembled Powerbond 25% Underdrive Balancer Kit Duration 219/236

Duration 219/236

- Texas Speed Spring Kit with PAC Racing Dual Polished Platinum Valve Springs Rated to

Best part of all

660” Lift Dual Valve Spring Kit

Frankenstein F710 LS7 Port | 10 Degree | 287cc Heads | Assembled Powerbond 25% Underdrive Balancer Kit Duration 219/236Frankenstein Engine Dynamics are specialists in Cylinder Head & induction products dedicated to the LSX engine range. Their industry leading range has become a serious game changer in the high performance market. Producing some of the highest performing products all designed in house utilizing the latest CNC technology means you are not only receiving the highest quality products but investing in their development & testing to put yourself ahead of