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Ford Performance Ignition Coil Set 4.6L 3V 12mm Spark Plugs M-12029-3V

Part Number: FRDM12029-3V
FORD
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SKU:
FRDM12029-3V
UPC:
756122134924
MPN:
M-12029-3V
Condition:
New
Availability:
Ships Same Business Day
Weight:
71.44 LBS
$251.99
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Description

If you're upgrading to Ford Performance cylinder heads on your 4.6L or 5.4L 3V Mustang GT, this ignition coil set is a mandatory component—not optional. The newer Performance heads require 12mm spark plugs, which demand a corresponding coil set designed specifically for that configuration. Installing the wrong coil type will result in misfires, rough idle, and potential engine damage, making this replacement set essential for a proper head swap.

This eight-coil set serves as a direct drop-in replacement for engines originally equipped with 8L3E coils. It's a bolt-on installation that restores proper ignition timing and spark delivery across all eight cylinders, ensuring your new Performance heads perform as intended without compromising reliability or drivability.

  • Fits 4.6L/5.4L 3V engines
  • 12mm spark plug compatible
  • Direct 8L3E replacement
  • Eight-coil complete set
  • Required for M-6049/M-6050 heads
  • 2005-2008 Mustang GT application
  • Bolt-on installation
  • OEM Ford Performance part
  • 3.7 lbs total weight
  • Part Number: M-12029-3V
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Fitment

Fitment for Ford Performance Ignition Coil Set 4.6L 3V 12mm Spark Plugs M-12029-3V

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