Autolite XP Iridium/Spark Plug (XP646)

Part Number: XP646

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PRICING INFORMATION

Rebate available! Download printable mail-in rebate form.

Features & Benefits

Autolite XP Extreme Performance. The most technologically advanced plugs. With iridium-enhanced .6 mm finewire - proprietary platinum sidewire technology provides better durability and more focused ignition for better ignitability and optimum performance.

Official plug of Nascar
Iridium-enhanced center electrode
Patented, platinum sidewire technology, patented injection molded ceramic insulator
.6-mm finewire design

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Part Number:	XP646
Weight:	0.106 lbs
Package Quantity:	1
Center Electrode Core Material:	Copper
Center Electrode Tip Material:	Iridium
Drive Size:	13/16 in
Ground Electrode Tip Material:	Platinum Tipped
Insulator Material:	Ceramic
Insulator Type:	Projected
Resistor:	Yes
Seat Style:	Gasket
Short Style:	No
Thread Size (mm):	14
Shipping Information:	Overnight and Two Day shipping are not available for PO Box, APO/FPO/DPO or US Territory addresses.
Rebate details:	Autolite Spark Plug mail-in rebate. Maximum $20.00 for Platinum Spark Plugs($1.25 per spark plug), Maximum $24.00 for Double Platinum Spark Plugs ($1.50 per spark plug), Maximum $32.00 for XP Iridium Spark Plugs ($2.00 per spark plug) and Maximum $32.00 for Glow Plugs ($2.00 per spark plug).
Product Service Bulletin:	Instructional DVD Available