Anybody use the year one hp exhaust manifolds ?
Use the B body HP manifolds> the C bodies dont flow as well and the originals Are $$$ and will cost you about 10-15 HP. Cut the column back as shown, cut an access hole for the #6 plug and you in business.
Use the B body HP manifolds> the C bodies dont flow as well and the originals Are $$$ and will cost you about 10-15 HP. Cut the column back as shown, cut an access hole for the #6 plug and you in business.