Please contact customer service with any questions or concerns: 1-92. Images may not represent the product listed. This product should not be used in a manner that violates Federal EPA Laws.Ĭontact our Tech Support Line for further information at 92.Ĭheck out for New Products, Tech Articles, Specials & Monthly Newsletters! Note: Images are for illustration purposes only. NOTE: 2RZ will only use one of the 40mm you will have two leftover. These American made freeze plugs are the only ones to use. Build with confidence no matter what you are doing. Any antifreeze leaking from the engine will be in the path of the rear wheels and could cause a lack of traction and cause the loss of a race. They may cost a little more, but they won't weep like the zinc coated ones, and brass will never rust, so they live longer.Īny true engine builder knows that the brass plugs are the ones to use no matter what the application. LC Engineering only uses American made brass freeze plugs. Freeze plugs not only help prevent cracks in the internal engine, but they also reduce the chance of coolant starting to leak. For technical drawings and 3-D models, click on a part number. 18-8 stainless steel plugs are more corrosion resistant than steel. To do that, all of the block's plugs must be removed (even with a new engine) to allow cleaning access to areas that enable oil or coolant to flow. Also known as freeze plugs, these are commonly used to permanently seal the shallow holes left in a component during the casting process. it may look and work well on land then blow up on the water.At the beginning of any complete engine build-up, the block needs to be cleaned. If the engine is going to break, it's going to do so on the water after being run at high speed under a load and in high stress conditions. It only would have cut out when enough water got into the oil to completely flood the engine.Įven if you don't see signs of water, pressure test the cooling system and do a leakdown test on the cylinders to see if there's a problem, otherwise you may end up out on the lake with no engine and damage to your boat you could have avoided.
#BRASS FREEZE PLUGS FULL#
I had a 305 (MC 228) engine that ran when it was half full of water. Having the engine run well means very little.
#BRASS FREEZE PLUGS CRACK#
If you popped the plugs, odds are good you also have an engine crack somewhere, and finding and fixing that could save you a couple thousand dollars over ignoring it. More importantly, pressure test your engine water passages before you go out on the water.
Put a little bit of RTV silicone gasket sealant on the edges before you tap them into place with a dowel (I use permatex). The right thing to do is replace them with standard brass plugs. I don't know how you'd diagnose a 5.0 marine engine that'd froze. If you had a closed cooling system, like a car, you could be looking for bubbles in the coolant. It also takes a tall hoist to get the engine over the side of the boat.
#BRASS FREEZE PLUGS FREE#
You've just got to have the tool to align the outdrive with the motor. Melling MPE-108BR Freeze Plug Kit 122 1547 FREE delivery Jun 7 - 9 More Buying Choices 14.55 (3 new offers) DNJ FPS1100 Brass Freeze Plug Set for 1999-2013 / Chrysler, Dodge, Jeep, Mitsubishi, Ram / 4. Pulling an inboard-outboard engine is not really that hard of a job. I personally would probably pull the engine and fix it right if you cannot replace the brass plugs due to a lack of space. I'm not familiar with the rubber replacement plugs-and if using them will work. You might could pierce the brass plugs if you had room to get a hammer in there. I don't have any idea of the space you're working in. Mercury said that seldom does a customer wear out a car based engine-that the vast majority of replacement engines is due to freezing.
The metallurgy and motor mounts are different on marine engines. Mercury and other boat manufacturers only rent out the GM engine factory something like one per year to cast engines to their specifications. I had to wait over 6 months for an engine, as Mercury didn't have any engines warehoused. Products Mr Gasket 6481 BRASS FREEZE PLUG KIT Chevy 283-350 V8 Steel Freeze Plug Set Aluminum Freeze Plugs with Return Pioneer Automotive PE-101-BR Chevy. One time I had to replace a Mercruiser short block due to a bad head gasket-pitting the space between cylinders.
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