Convert Third Gen to TPI fuel Injection

Q: What is needed to convert my engine to TPI fuel injection?

A: You’ll need to find the following:

  • TPI intake
  • TPI plenum and runners
  • Throttle body
  • MAF sensor, intake hose, filter case
  • Injectors (19 lb/hr for 305, 22 lb/hr for a 350)
  • Oxygen sensor (if your’s doesn’t already have one)
  • Knock sensor (if your’s doesn’t already have one)
  • Intake air temp sensor (goes in plenum underside)
  • EGR solenoid
  • Coolant temperature sensor
  • Cold start injector sensor
  • Electronic Control Module (ECM or computer)
  • Re-route EGR and charcoal cannister ported vacuum as per TPI setup
  • A/C bracket to TPI intake (upside-down U-shaped bracket)
  • The best (cheapest) way, is to find the parts through junkyards.


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