The Jim Mock team have developed several NATURALLY ASPIRATED kits to increase your 4.0 litre falcons performance.

DEV Kits have been manufactured to suit EA-AU and now, BA 4.0 litre (non turbo).

Suitable for race, street or just to haul a load, each engine kit has been professionally designed and tested to suit your needs.

DEV Kits EA-AU 4.0

Þ Factory Fitted & Dyno Tuned
Þ Mail Order Kits & Part

DEV Kits BA 4.0 (Non-Turbo)

Þ Factory Fitted & Dyno Tuned
Þ Mail Order Kits & Parts
 

Mail-Order Information

Þ Mail Ordering Information