ACDelco recommends you begin adjusting your stocking requirements for theĤ1-962 in preparation of the upcoming catalog updates. Catalog changes for the Epicor and WHI systems will be updated in the June Both plugs meet original equipment specifications for the applicationsĭesignated.
2007 and newerĪpplications used iridium plugs in production and service requirements will remain assigned to Use a PLASTIC FEELER GAUGE to check gap on these, and be extremely gentle. Older model years, GM used a double platinum spark plug in production, and these olderĪpplications are to be serviced with the double platinum plug 41-962. These plugs are PRE-GAPPED and SHOULD NOT BE ADJUSTED. Subject: ACDelco Spark Plugs 41-110 and 41-962 - Application UpdateĪCDelco announces that 2006 and older, as well as some 2007, spark plug service applicationsĬovered by the iridium spark plug 41-110 have moved to the platinum plug 41-962. To: DDG Headquarters and Branches Category: Productįrom: Brad Brunken, Product Development Line(s): 41
#ARE AC DELCO SPARK PLUGS PRE GAPPED FREE#
WE SUPPORT VOLUNTARY TECHNICIAN CERTIFICATION ACDelco GM Original Equipment 41-100 Iridium Spark Plug Visit the ACDelco Store 169 ratings 9 answered questions -26 792 List Price: 10.72 Get Fast, Free Shipping with Amazon Prime FREE Returns Available at a lower price from other sellers that may not offer free Prime shipping. 19 Pre-Gap Size: 1mm Resistance: 6000Ohms Reach: 25mm Metal Type: Iridium - Double Thread Diameter. See your GM dealer for information on whether your vehicle may benefit from the information. 060 and a ACDelco Iridium Spark Plug that Gaps at. If a condition is described, DO NOT assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do a job properly and safely. 'Are The AC Delco Spark Plugs Pre GappedWatch more videos for more knowledgeDo AC Delco Iridium Spark Plugs Come Pre Gapped. They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle.
#ARE AC DELCO SPARK PLUGS PRE GAPPED PROFESSIONAL#
GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer". Any new spark plug found to not be properly gapped should not be used. The spark plug gap is set during manufacturing and should not be changed or damage to the spark plug may result. The new spark plug, P/N 12571164 with AC Delco P/N 41-985, is gapped to 1.01mm (0.040 inches) when the spark plug is made. Not only can under-tightening cause damage to the spark plug, but it can also lead to pre-ignition and potential engine damage. Due to the different tip design, the gap of the spark plug has also changed. The new spark plug has an Iridium tip instead of the current Platinum tip. With 4.8L, 5.3L, 5.7L or 6.0L V-8 Engine (VINs V, P, T, Z, G, S, N, U - RPOs LR4, LM4, LM7, L59, LS1, LS6, LQ9, LQ4)Ī new spark plug has been released for use in the above vehicles. 060(had to change the wires again because they came apart taking 'em off). Should I gap at 5 or 5.Subject: Information on New Spark Plugs and Gapping #03-06-04-060 - ()Ģ002-2004 Cadillac Escalade, Escalade EXTĢ001-2004 GMC Yukon Denali, Yukon XL Denali I went with NGK's originally and they were factory gapped. My ultimate question is, how I can find out exactly what I should be gapping these 41-101 Ac Delco iridium plugs to on this engine? Any infoi or places to search or anything would be helpful. The majority of spark plug manufacturers will pre-gap their spark plugs for their most popular application, but given that the same spark plug may fit over 100 different vehicles or engines, it is a good idea to make sure it meets the requirements of your vehicle. I also read where people say you can't gap iridium plugs, is this even true, how can you sell a plug you can't gap? It started up just fine in drive, have not lake tested, ran for like 5 minutes and smooth. 045 that I saw on some sites for the 4.3L EFI engine. The new 41-101(next model up from 41-993) are gaped out of box. pulled out old 41-993 Ac plugs and gap looked to be around the. I have a 2007 red volvo 4.3L GXI-g engine. I would not be gapping those NGKs to 0.60." I do know that Volvo has changed recommendations on plugs on many of these engines to the AC iridium plugs that are pre-gapped at 0.60. 0.45 is the correct plug for that spark plug however. New plugs are pre-gapped to spec, as long as you are replacing with the correct ones.
Do you need it I dont think so, unless you are in performance and stuff. BTW, should probably check to make sure that NGK BPR6EFS is the proper plug for that engine. RT TDiSkoda: Spark plugs gapping in 2023.
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