ICE Racing Engines - Sportsman Series Small Bore (5.3L) Cylinder Heads - Pair gt350 tune It has a 37-pin firewall

It has a 37-pin firewall connector to make installation an easy task and with the modular construction

One interface can store thousands of licenses and can be used to tune all the vehicles we support

We do provide those additional services at an additional charge

1 12-way connector kit

For use with our FTSPARK-8 CDI module and FuelTech CDI Racing Coils

ICE Racing Engines - Sportsman Series Small Bore (5.3L) Cylinder Heads - Pair gt350 tune It has a 37-pin firewallStage 1: Thick . 550" Deck (Stock 243 castings are just under . 400") As Cast Intake Exhaust Runners 15* Intake Valve Stainless Intake Valves available in sizes 2. 00", 2. 02", 2. 05", and 2. 08" Stainless Exaust Valves available in sizes 1. 57" or 1. 60" 64cc Combustion Chamber Pac or btr spring package Stage 2: Thick . 550" Deck (Stock 243 castings are just under . 400") As Cast Intake Exhaust Runners 15* Intake Valve Stainless Intake Valves