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![Platinum Spark Plug [.550 in. Thread Size, .75 in. Reach]](https://www.jegs.com/images/mini_750/0/065/065-41-806.jpg)
Vehicle Info NeededACDELCOPART NUMBER: 065-41-806
Platinum Spark Plug [.550 in. Thread Size, .75 in. Reach]
$999
Ships on Sep 08, 2026
Lowest Price Guarantee- Conventional Spark Plug
- .550 in. Thread Size
- .75 in. Reach
- Platinum Core
- Platinum Electrode
- Sold Individually
Part TypeSpark Plug
BrandACDELCO
Package Height1.1
Package Width1.1
Package Length3.4
Weight0.1 PG
Part CategoryReplacement Parts
Gap Size (Mm)1.15
Reach (Mm)17.50
Reach0.68 in (17.3 mm)
Pack Of1
Ground Electrode Quantity1
Ground Electrode Tip DesignSingle Prong Electrode
Approximate Resistor Value3-10k ohms
Ground ConfigurationSingle
Thread Size14mm
Center Electrode Core MaterialCopper
Gap Size0.045 in (1.143 mm)
Resistor PlugYes
Seat TypeGasket
Center Electrode Tip MaterialPlatinum
Ground Electrode Core MaterialNickel Alloy
Part FitmentDirect Fit
Hex Size0.63 in (16.002 mm)
Vendor Part Number41-806
Package Qty1
Package TypeEA
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