Are all 273 V8's the same?
Pistons.....1965-1967 273 Commando engines had high dome pistons from the factory....10.5:1 compression engines....2bbl engines had flat pistons and they are different....here is a 273 HP piston
Pistons.....1965-1967 273 Commando engines had high dome pistons from the factory....10.5:1 compression engines....2bbl engines had flat pistons and they are different....here is a 273 HP piston