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NGK 7862 PZTR5A-15 Laser Platinum Spark Plug - 10-Pack - For GM 8.1L V8, 4.3L V6 & Marine Engines
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Key item features
- ‌Includes ten (10) genuine NGK 7862 (PZTR5A-15) Laser Platinum spark plugs.
- GM Heavy-Duty Truck Exact Fit: The direct OEM replacement for 2001-2006 Chevrolet and GMC trucks equipped with the massive 8.1L (496ci) V8 engine, including the Silverado/Sierra 2500HD/3500HD, Avalanche 2500, and Suburban 2500.
- GM V6 Truck Exact Fit: Specifically engineered for the highly popular 4.3L V6 engine found in 1996-2003 Chevrolet S10, Blazer, C/K 1500, Express Vans, and GMC Sonoma/Jimmy models.
- Marine Engine Exact Fit: A superior upgrade for inboard boat engines. Replaces Mercruiser (33-863622001) and Volvo Penta (3861326) spark plugs on popular V8 blocks, including 2001-2004 Mercruiser 8.1L Horizon/Magnum and Volvo Penta 5.0L/5.7L/8.1L GXi.
- Laser Platinum Technology: Features a laser-welded platinum center electrode and a platinum pad on the ground electrode. This dual-platinum construction dramatically reduces wear, providing stable idling and preventing fouling under the heavy towing loads typical of 8.1L and marine engines.
Specs
- Manufacturer part number7862
- Vehicle makeGM, Chevrolet, GMC, Buick, Pontiac, Mercruiser, Volvo Penta
- Vehicle modelSilverado 2500HD, Silverado 3500HD, Avalanche 2500, Suburban 2500, Sierra 2500HD, Sierra 3500HD, Yukon XL 2500, S10, Blazer, Express 1500, C/K 1500, Sonoma, Jimmy, Savana 1500, Century, Skylark, Lumina, Grand Am, Horizon, Magnum, HO, GXi, DPX 420, 570, 571, 572
- Vehicle year1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
- MaterialPlatinum
- BrandNGK
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About this item
Product details
Maintain your fleet or marine service schedule with this 10-Pack of genuine NGK 7862 (PZTR5A-15) Laser Platinum Spark Plugs. Heavy-duty work trucks and inboard marine engines place massive thermal and physical loads on ignition systems. Upgrading to NGK's Laser Platinum series ensures a slow wear rate, stable idling, and superior anti-fouling characteristics that easily outlast standard nickel or copper plugs. Buying in a 10-pack provides shops and fleet managers with the exact inventory needed to complete full block services efficiently. Strict Fitment / Engine Compatibility Guide: Please verify your exact vehicle or marine engine model before purchase. This plug is NOT universal and is a direct cross-reference for AC Delco 41-932 and 41-983. Automotive Fitment (Select Years): GM 8.1L V8 (2001-2006): Chevrolet Silverado 2500HD/3500HD, Avalanche 2500, Suburban 2500, GMC Sierra 2500HD/3500HD, Yukon XL 2500. GM 4.3L V6 (1996-2003): Chevrolet S10, Blazer, Express 1500, C/K 1500, GMC Sonoma, Jimmy, Savana 1500. GM 3.1L / 3.3L / 3.8L V6 (1989-2001): Buick Century, Skylark, Chevy Lumina, Pontiac Grand Am. Marine Fitment: Mercruiser 8.1L: 370hp Horizon, 375hp Magnum, 420hp HO (2001-2004). Volvo Penta 8.1L: 420hp GXi, DPX 420 (2001-2004). Volvo Penta 5.7L & 5.0L: 270hp GXi, 320hp GXi (2002-2004), 570/571/572 series (1989-1993). Technical Specifications: Brand: NGK Stock Number: 7862 Part Number: PZTR5A-15 Quantity: 10 Spark Plugs Thread Size: 14mm Thread Reach: 18mm (.709 Inch) Hex Size: 5/8 Inch (16mm) Pre-Set Gap: 0.059 Inches (1.5mm)
- ‌Includes ten (10) genuine NGK 7862 (PZTR5A-15) Laser Platinum spark plugs.
- GM Heavy-Duty Truck Exact Fit: The direct OEM replacement for 2001-2006 Chevrolet and GMC trucks equipped with the massive 8.1L (496ci) V8 engine, including the Silverado/Sierra 2500HD/3500HD, Avalanche 2500, and Suburban 2500.
- GM V6 Truck Exact Fit: Specifically engineered for the highly popular 4.3L V6 engine found in 1996-2003 Chevrolet S10, Blazer, C/K 1500, Express Vans, and GMC Sonoma/Jimmy models.
- Marine Engine Exact Fit: A superior upgrade for inboard boat engines. Replaces Mercruiser (33-863622001) and Volvo Penta (3861326) spark plugs on popular V8 blocks, including 2001-2004 Mercruiser 8.1L Horizon/Magnum and Volvo Penta 5.0L/5.7L/8.1L GXi.
- Laser Platinum Technology: Features a laser-welded platinum center electrode and a platinum pad on the ground electrode. This dual-platinum construction dramatically reduces wear, providing stable idling and preventing fouling under the heavy towing loads typical of 8.1L and marine engines.
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Specifications
Manufacturer part number
7862
Vehicle make
GM, Chevrolet, GMC, Buick, Pontiac, Mercruiser, Volvo Penta
Vehicle model
Silverado 2500HD, Silverado 3500HD, Avalanche 2500, Suburban 2500, Sierra 2500HD, Sierra 3500HD, Yukon XL 2500, S10, Blazer, Express 1500, C/K 1500, Sonoma, Jimmy, Savana 1500, Century, Skylark, Lumina, Grand Am, Horizon, Magnum, HO, GXi, DPX 420, 570, 571, 572
Vehicle year
1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Warranty
Warranty information
None
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Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
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