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- Marine Spark Plug
Part TypeSpark Plug
BrandACDELCO
Package Height3.7
Package Width4.5
Package Length6.0
Weight0.72 PG
Part CategoryReplacement Parts
Gap Size (Mm)0.89
Pre-Gap Size0.63
Ground Electrode Quantity1
Reach (Mm)10.95
Hex TypeHex
Ground ConfigurationSingle
Pack Of1
Center Electrode Core MaterialCopper
Features & Benefits - Bullet 6Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
Approximate Resistor Value2-20k ohms
Washer(S) IncludedNo
Seat TypeFlat
Insulator Height2.24
Center Electrode Tip MaterialNickel
Gap Size0.035 in (0.889 mm)
Features & Benefits - Bullet 2Ribbed suppressor seal extends resistance and helps prevent spark 'flash over' and misfires
Features & Benefits - Bullet 3Nickel-chrome alloy sheathing to help prevent corrosion on center electrode
Ground Electrode Core MaterialNickel Alloy
Resistor TypeYes
Features & Benefits - Bullet 4Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Features & Benefits - Bullet 5Premium aftermarket replacement part
Product DescriptionACDelco Gold (Professional) Marine Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These Marine Spark Plugs are everyday replacement plugs designed for reliability and efficient performance in jet boats, inboards, outboards, and personal watercraft. They can maintain stable operating temperatures under varying loads. Their high-quality copper core and outstanding suppression characteristics deliver reliable performance. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Manufacturer Heat Range7
Features &#38; Benefits - Bullet 1Copper core provides great heat transfer and helps maximize plug durability
Reach12.5
Ground Electrode Tip DesignLow Angle
Electrical Terminal TypeCup
Center Electrode DesignStandard
Width (In)3.5
Thread Diameter (Mm)18
Thread Diameter (In)0.71
SkirtNo
Resistance20000
Height (In)1.1
Length (In)4.1
Insulator MaterialCeramic
Weight (Lb)0.4
Hex Size13/16
Vendor Part NumberMR41T
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
