The KA's a tough motor -iron block, forged crank, etc. Chris May pulled 26-27 psi on his KA. Most bolt on kits for the KA will leave you around 10 psi.
The KA's a tough motor -iron block, forged crank, etc. Chris May pulled 26-27 psi on his KA. Most bolt on kits for the KA will leave you around 10 psi.