3L Mercruiser, Volvo Penta, OMC, Indmar, Marine Power. Results 1 - 15 of 15. 3 L TUNE UP KIT CAP ROTOR WIRES SPARK PLUGS THUNDERBOLT. Tune up kit for Mercruiser 4. Electronic Charts: ALL ELECTRONIC CHARTS AND SOFTWARE ARE NON-RETURNABLE. OEM #: Mercruiser: 84-8136720A7, 84-816761Q7.
Easy engine start is attributed to this effect. Normal annual maintenance items including distributor cap, rotor, spark plugs, spark plug... Comprehensive kit includes the items needed to tune-up Pre Vortec Mercruiser 4. Thanks to the unique and patented 360-degree electrode design, higher engine power output, excellent throttle sensitivity and wondrous speeding up are attained through better fuel energy utilization. StarTron gasoline additive. NOTE: ALL returns and cancelations may be subject to a 3% restock fee to cover credit card fees that are no longer refunded by credit card companies. We do stand behind any manufacturers warranty on any purchased chart or software and will be happy to assist in a warranty situation. New Product Colors for 2020. Most manufacturers will work with you to exchange the chart for the proper one but is best to ask questions up front and confirm before ordering. Engine Specifications. All defective products will observe manufacturer specific policies. Minimum oil pressure.
Requesting a Return Authorization is easy using our Return Policy Page. OE style boots provide a sealed barrier against heat, dirt and moisture. While traditional boat plugs' constantly thriving deposits spoil the spark discharge, no soot will be deposited on 360-degree outboard / inboard spark plugs' electrodes, because throughout the life of the spark plug the gap size remains as it was originally, apart from normal wear and tear. Replaces Volvo Penta: 21513423. If you put in an insufficient sparkplug to try to help ignite the engine, you may find it has problems turning and will not start up properly. A good‑grade, straight‑weight detergent automotive oil per the operating chart below. These Mercruiser performance spark plugs are designed to help you improve pony, low-end torque, launch time and acceleration to further increase economy. 3L engines with Delco EST electronic distributors. Propellers: Props that have been installed are not returnable. With proper packaging of your return item this should not be an issue. Spark Plug, Iridium, Tapered Seat, 14mm Thread, 1 in. Due to stronger spark discharge, a spark can more easily trail along the surface of the insulator than having to break through the air gap. 904, 16 kr (tax incl.
360-degree electrode design provides an unrestricted full potential spread of the flame front, which is accomplished by a state-of-the-art retracted ground electrode. AC MR43LTS Spark Plug Set 4. 6 x AC Delco MR43LTS Spark Plugs. FREE FREIGHT FOR ORDERS OVER $99 ON PARTS IN AUSTRALIA. Similarly if you put in an average quality regular sparkplug, you can't exploit the maximum ignition performance potential of your outboard / inboard. Any bone stock or modified Mercruiser engine ridden by someone who loves speed and output. 375 CCA, 475 MCA, 90 Ah. It's either the MR43LTS or the MR43T (Both AC BTW). Availability date: Tweet Share Google+ Pinterest. The patented multi-spark effect promotes the ignition, ensuring instant ignition and a rapid burn. Models with closed cooling.
The number on them is NGK BPR6EFS, (the E i understand is for the extended or longer thread). Hi Guys, Trying to determine the correct spark plugs for my 2004 Bowrider with the Mercruiser 4. For Mercruiser, Volvo Penta, Indmar, PCM, Marine Power Multi Point Injection. Packaged conveniently in one easy part number to order. Mercruiser racing series plugs are such alternative to stock regular plugs that they augment the ignition performance potential in order to boost engine performance and to make combustion more efficient, resulting in more performance capability and less fuel consumption. Lorem ipsum dolor sit amet, consectetur adipiscing adipiscing gravdio, sit amet suscipit risus ultrices viverra neque at purus laoreet vamus vulputate posuere nisl quis consequat. Thunderbolt type ignition.
This may void your RA and incur a 20% restock fee. I suppose go with the ones that are already in there?? I Agree with the Terms & Conditions. Part Number: MMD-M43DELCO.
If you need a spark plug of a different heat range than stock, please contact us. You must select at least 0 quantity for this product.