This Stage 3 head work is specifically designed for those using 88, 96, or 103 castings and seeking a significant increase in horsepower and torque. Our expertly crafted kit includes a CNC port and chamber work for maximum performance, along with larger valves and Racing Valve springs tailored to your Cam profile. These high-quality Heads boast impressive numbers, with a 1.9 intake valve flow of over 288 cfm at .600 lift 28"wc, and a 1.63 exhaust valve flow of over 250 cfm at .600 lift 28"wc.
To ensure safe and efficient processing, please send us your twin cam head cores for machine work. Shipping is the responsibility of the buyer, so please package and insure your parts accordingly. Additionally, please fill out the engine work order and include a copy in your package, as well as email it to shop67parts@gmail.com. Thank you for choosing our services.
During the peak season, please allow 2-3 weeks for processing after we have received your heads. Thank you for choosing Shop67.
