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13/16" Hex Gasket Seat.375 Reach
- Iridium Spark Plug
- Heat Range: 4
- Non-Projected Tip
- 4/pkg
- Proprietary plug design inside and out
- Designed for use on high performance vehicles that utilize high output ignition systems
- Machined electrode increases exposure to the flame to improve combustion
- Yttrium ground electrode reduces the chance of pre-ignition
- Iridium tip improves cold starts
- All spark plugs tested prior to packaging and shipping
Part TypeSpark Plug
BrandMSD IGNITION
Package Height1.0
Package Width3.5
Package Length3.9
Weight0.55 PG
Part CategoryPerformance Parts
Electrode Tip MaterialIridium
Insulator TypeNon-projected
Ground Strap QuantityOne
Wrench Diameter (In.)13/16
Spark Plug Reach0.375 in (9.5 mm)
QuantitySold as a set of 4
Spark Plug Thread Size (Mm)14
Shorty Spark PlugNo
Spark Plug Seat StyleGasket
Electrode Core MaterialIridium
Part FitmentSemi Universal
ResistorYes
Vendor Part Number37374
Package Qty1
Package TypeEA
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