Spark Plug Lead Set: 403 Performance (non-genuine) - 1978-79 403 Olds no other part can give

no other part can give you the horsepower and fuel economy improvements of a Hedman header

USA small specialized manufacturer "Repops" or Montco as they are also known

Choose the options from the drop down box's for us to align the correct pair of new USA made coil springs for you

for Front & Rear

check alignment of your flex plate as these have instances of snaping heads if not properly aligned

Spark Plug Lead Set: 403 Performance (non-genuine) - 1978-79 403 Olds no other part can giveThis is a correct 403 Olds Spark plug wire set for the Pontiac 78 79 Firebird series. These are not genuine but the same diameter as the genuine but a bit cheaper.