EMPI Trigger Shifter, Copper Plated, with Rosewood Shift Knob, Extra Long 23 1 2" O.A.L opt rebuilt t4 914 perf lb upg allowing you to install the 025 251 172R allowing you to install the Header and choose your preferred arrangement with different muffler options to optimize the set up that’s perfect for your VW Slightly larger pistons make this engine the ideal choice for those seeking low and mid range performance while still retaining the reliability and low maintenance of the stock 1600 cc EMPI’s Classic Trigger Shifter features a round copper plated shaft with a smooth sliding trigger for easy reverse lock out release 1960–1979