ACDelco Gold
Spark Plug
#21
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Specifications
- Warranty Special
- 36 Months/Unlimited Mileage Limited Warranty Warranty (Parts Only). First 24 Months Labor Included. See ACDelco.Com For More Details.|36 Months/60,000 Kilometers Limited Warranty Warranty (Parts Only). Please See ACDelcocanada.Com For More Details
- Warranty Has Special
- Yes
- Seat Type
- Flat
- Electrode Tip Material
- Platinum
- Pre Gap Size
- 0.05 in (1.1 mm)
- Reach
- 1.04 in (26.5 mm)
- Qty
- 8
- Gap Size
- 0.04 in
Description
Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures Pure copper core provides great heat transfer and helps maximize plug durability Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system Ribless insulator helps optimize plug to boot sea Some ACDelco Gold parts may have formerly appeared as ACDelco Professional Premium aftermarket replacement part Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
