273 Commando Rebuild Or Not?
I noticed in the 67 Plymouth FSM that the specifications on the free valve spring length for the commando engine is 2.00" vs 1.92" for the two barrels. See the picture. Don't know how much of a difference it makes?
I noticed in the 67 Plymouth FSM that the specifications on the free valve spring length for the commando engine is 2.00" vs 1.92" for the two barrels. See the picture. Don't know how much of a difference it makes?