Anyone have any experience or data that proves one type is better then another. Still have the 5th (2013 Trail) least favorite was the 2nd gen. Had a few problems with the 3.0 V6. Bottom line: BEST SPARK PLUGS EVER! Genuine Toyota OEM Denso spark plug with dual electrode. The new wiring will have the same numbering system. 2001 4runner sound of spark plug getting dislodged from head. Spark Plugs what's best? I've owned a 1st, 2nd, 3rd and 5th gen. so we can get Spark Plugs that cost from 79 cents to $10 bucks each. Ok! If this video was helpful to you and if you would like to place a donation, here is my Venmo and PayPal information. 5VZ engines require use of dual tip spark plugs. Still love the 5th gen. NGK spark plugs feature what is known as trivalent plating. I figured what the heck and bought six and tried them out. If you have a 3rd Gen 4Runner, these are your plugs. This silver-or-chrome colored finish on the threads is designed to provide corrosion resistance against moisture and chemicals. Spark Plug - Toyota 4Runner, Tacoma 3.4L, 5VZ-FE OEM Spark Plug - K16TR11. This plug is a perfect replacement for the recommended Toyota spark plugs for my 3rd generation 4runner (1999 3.4 6 cylinder) 6 of these plugs, and a set of NGK NGK (4412) TE66 Wire Set, breathed new life into my 1999 Toyota 4runner. I had become accustom to how my truck was running and just assumed it was running fine. 5th Gen 4Runner Parts Marketplace (2010+) 4th Gen 4Runner Parts Marketplace (2003-2009) 3rd Gen 4Runner Parts Marketplace (1996-2002) 2nd Gen 4Runner Parts Marketplace (1990-1995) 1st Gen 4Runner Parts Marketplace (1984-1989) Marketplace - Wheels & Tires; Marketplace - Other; Group Buys; Official Vendors The coating also acts as a release agent during spark plug removal. The three coil packs are on the passenger side on top of the plugs. This may have you wondering why you only see three plug wires and coil packs. 04 Spark plug change Ok, so I pulled out the plugs from 04 4Runner V-6, Three on the Drivers side is NGK brand LFR6C11, Three on the Passenger side brand is Denso K20HR-U11 from the factory (we bought the vehicle brand new). Depending on your plan for use, can't really go wrong with any of them. These instructions are for the 3rd gen 4Runner, which uses a waste spark ignition system. I can’t count or remember how many times i looked into this build thread over on t4r.org to gain some inspiration. I have read and confirmed that this is common with 4runners of this generation. I know there is all this hype about dual plugs, iridium quad flux capacitor plugs and so on, these, simply work, period. I noticed an immediate increase in power and response from these new plugs. NGK spark plugs are installed at the factory dry, without the use of anti-seize. I got a 22R, thinking about them fancy E3.46 plugs $6 bucks each? Make. Here is my write up with photos on a 3rd generation 4Runner spark plug install: We are going to start with the driver's side of the 4runner: Went ahead and picked up an OEM set of spark plugs and spark plug wires: Notice the wires on the 4runner are numbered. Still miss the 3rd gen. In the USA, all '91 4A-FE's came with Denso spark plugs with .031" gaps. In ode to Leslie, my first vehicle, a 3rd gen Toyota 4Runner.For the countless hours i spent modifying it, fixing it up, and loving it, i have decided to share my favorite build EVER. Plug removal PayPal information factory dry, without the use of dual tip spark plugs feature is... Three coil packs are on the passenger side on top of the.... The 2nd gen. had a few problems with the 3.0 V6 and confirmed that this common... With the 3.0 V6 running and just assumed it was running fine moisture and chemicals waste ignition... 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