Expert 350 engine spark plug wire diagram - Thanks so much for taking your time and knowledge to assist my worries. No longer simplest did you answer my questions, you even took it a step further with replying with greater pertinent records i had to understand. The 400/430 engines are very much like the 455 engine, and i accept as true with that the change described right here will observe unchanged on those engines. If you have performed this switch on a four hundred or 430 engine and might confirm precisely how this works on a 400/430, please let me realize about any info that range from the 455 conversion so i will encompass them right here. Likewise, the 300 and 340 engines are also very comparable and this change have to paintings there as nicely. I've had one reader confirm that the switch does paintings at the three hundred engines, and the differences they supplied are referred to within the textual content now. The primary difference is that the three hundred/340 engines proportion the identical size distributor equipment as the 350 engine, so the manner about swapping your unique distributor equipment onto the donor hei distributor isn't wanted.
It is essential to mention up front that a number of the buick v8 and v6 engines are equal in many respects, specially within the area of the distributor. Any region that i talk over with the 455 in a universal feel should be interpreted as making use of to the opposite engines as well, unless specifically noted as in any other case. I did my work on a 455, but with a little greater double checking and head-scratching you should be capable of do the equal component to every other engine that stocks the equal distributor mounting dimensions. Additionally, the standards right here will practice to any make and version of engine. Within the interest of complete disclosure, my hei distributor swaps were done on a 455 vehicle the use of junkyard donor distributor from a 350. My most effective disclaimer is that you must read all of this earlier than beginning, and take some time. The statistics here applies to numerous buick v8 and v6 engines, so make certain you understand the info as they practice in your engine. Your mileage can also range and your vehicle can be unique than mine become. The same old "try this at your personal risk" disclaimers practice. This is a quite long and detailed web page, so supply it a terrific examine earlier than you start this method. Use not unusual sense and if you mess matters up, it is no longer my fault. I have done this switch two times now, however some of this become written from reminiscence, so permit me recognize if you have any questions before you begin unbolting and editing things. Diverse readers have written in with questions only to find out which have definitely determined errors or doubtful textual content in my descriptions and i've updated the page as a result. I realise this web page is pretty lengthy, however i desired to make sure that all of the feasible data changed into available to oldsters so they might apprehend this switch before they did it.