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Vehicle Info NeededAUTOLITEPART NUMBER: 417-AR3911
AR-3911 Race Plug
$599
2 left in stock
Ships Today
Lowest Price Guarantee5/8'' Hex, 14mm Thread, Gasket Seat - .750'' Reach
- AR-3911 Race Plug
- Autolite Race Plugs feature the latest plug design technology. Their multi-rib insulator, copper center electrode, large cut back ground electrode (covered in nickel plating and sealed inside a longer insulator to resist carbon fouling), and double terminated suppressor provide the best EMI suppression.
NOTE: Plugs are priced individually but may only be ordered in sets of 4.
Spark Plug Heat Ranges & Applications
Part TypeSpark Plug
Product LineAutolite Race Series Spark Plugs
BrandAUTOLITE
Package Height1.0
Package Width1.1
Package Length3.5
Weight0.105 PG
Part CategoryPerformance Parts
Seat StyleGasket
Reach (In)3/4"
Center Electrode DesignStandard / Regular
Insulator TypeMid Projection
Thread Size14mm X 1.25
Center Electrode Core MaterialCopper
Drive Size5/8" (16mm)
Gap- Factory Preset.025"/0.6mm
Center Electrode Tip MaterialCopper
Insulator MaterialCeramic
Part FitmentSemi Universal
ResistorNon Resistor
Vendor Part NumberPLUG 5/8HX-14MM-3/4R-GS
Package Qty1
Package TypeEA
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