2006年1月18日 · Re: What NGK plug is hotter, BU8H or BUHW? To help combat the dreaded fouled plug.<br /><br />The fuel ration control, quality of oil and combustion is much better on newer 2 strokes - fouling isn't so much a problem so surface gap plugs are …

2014年10月25日 · Hello Need some advice. I feel that the surface spark plug type NGK BU8H is too cold for my use of the outboard. When I check the spark plugs, they are generally oily. Previously I was running both a little premix and the automatic oil system since I suspected the oil system was not working...

2011年5月18日 · It is the ngk buz8h I have seen others say it should be the ngk bu8h. So I'm asking if we got the right or ...

2013年9月29日 · BU8H. BUHW where only used from 1973-1977 . Dukedog Captain. Joined Oct 6, 2009 Messages 3,435. Sep 29 ...

2020年11月13日 · My guess is that the .05 version is more for older ignition systems with less energy. 071 makes the voltage go to a higher value before firing which is good for new ignitions with lots of energy but if you have an older weaker ignition then the .071 would still go to higher voltage but the duration of spark would be less so it could result in less combustion.

2011年9月20日 · Just got my first boat and am doing some work on the engine. The motor is a Mercury 150 Blackmax v-6 2-stroke(s/n 6621424). What I find is the plugs should be NGK BUH8. The current plugs are B9HS ( I think these are causing me some problems. Does anyone have any recommendation on what...

2024年7月21日 · bu8h was called for on every production 2.0, 2.4, 2.5 V6 from start ta 1999... tha buhw was called for in ...

2002年8月17日 · The common plug for many Force engines is the BUHX but after a season+ with Champion L76V I'm impressed. To do further testing I would like to know which one (both have a fixed gap) would give the same engine a higher WOT. For the brave heart run two of each in a 125 (XOXO) to see which one...

2025年1月15日 · Hi, I have 1 1986 tower of power 115. It current has BU8H plugs, I know most people recommend BUHW but I can't seem to find any in stock in Canada. Most places just say discontinued. I have found BUHX in stock but I'm not sure how differently those would perform. A mercury catalog i was looking...

2012年3月1日 · Re: Anybody Running NGK BUZHW-2 Plugs? Did the driveway muffs test. When compared to the same plug without the Z the results were impressive.