flathead

  1. O

    go kart help!!! briggs flathead 5hp

    Hi everyone I have several older 5hp briggs flatheads, most of the time im messin around with the carbs, but finally got it figured out i used electrolysis to clean my rusty tank, now the kart runs great!!! But my question is i dont get the speed or acceleration i would be happy with the...
  2. fulcrumflyer

    B&S 5 hp Flathead Bore Hone

    Can anyone provide information on honing the bore of an aluminum bore 5 hp flathead? Thanks, Spanky
  3. R

    ARC #6350 rod for Flathead

    Here is a used ARC Racing #6350 connecting rod for a Flathead 5hp Briggs. 6350 ARC Billet Rod Briggs Flathead Stock 3.875" Stock 3.875" Length Build date of 10/02/02 Missing one of the bolts. Replacement bolts can be purchased here: 6380 Rod Bolt Set, Standard $15 shipped.
  4. Miniwood

    Flathead cylinder

    I Have a briggs flathead 5hp that broke a rod. The cylinder wall looks pretty good and has only 2 light scratches that i can feel with my fingernail. Should i do anythjng with the cylinder.
  5. Miniwood

    5.5 Briggs Flathead Choke Control

    My Son comes home on mini and the speed /choke control panel is gone. Part a tiny part of the bracket under the 2 bolts is there but modt of it and the choke linkage line is gone. Using an aftermarket filter. Having a hard time finding the panel that looks like the correct one. Anyone...
  6. Miniwood

    Briggs 5.5 flathead running rough

    briggs 5.5 flathead is not running very well. Changed the plug but is hard to keep running. Changed the diaphram about 4 months ago. Noticed a lot of black soot in the carb and on the old plug. Sprayed carb cleaner while it is running but still have to rev the engine to keep it going. Had it...
  7. Hreagle

    5.5 HP Tecumseh Snow King Flathead engine

    Hey Guys, I picked up a new Tecumseh Snow King flathead 5.5 hp engine model LH195SP-67527-34EP. I can't find a lot of info about it and was wondering if anyone knew if this thing has a cast Iron Sleeve inside? It also has a duel alternator, 3 amp DC and 5 amp AC. I'm thinking this may be a...
  8. Peekster

    Looking for briggs 3 3-1/2 flathead

    Looking for a briggs 3 3-1/2 flat head. New or old or reman let me know Thanks
  9. 45t

    WTB Older Briggs Flathead 3hp, 3.5hp or 4hp

    I'm looking for an older Briggs flathead for one of my bikes. I'm interested in a 3hp, 3.5hp or 4hp engine. Needs to be complete and running good. Condition & color of paint not important. Craigslist in my area isn't coming up with what I'm looking for right now so I thought I would see if...
  10. MB165

    5hp Briggs flathead, milled f/s

    Fits Briggs flathead 5hp Professionally Milled appx .045". Relieved area for exhaust as well. It has not been used since the machine work was done. Threads are perfect. Asking $55 and that includes shipping anywhere in the lower 48.
  11. MB165

    Misc briggs flathead parts

    1" crank with matching cover. cam, lifters, rings. all used great shape. $8 plus postage, check or money order, Im not accepting paypal at this time. Pete
  12. waltsuz

    Decking a Briggs flathead block

    How much can a Briggs Flathead be decked before interference issues. Can I skim off .005-.010 without needing to cut the piston. Should I cut both the same?? All new stock parts, cam, rod, uncut head. Will be assembled with a Briggs head gasket. I bought the Factory Briggs repair manual and...
  13. Miniwood

    5hp flathead Throttle hookup

    Have 5hp briggs flathead with the gas tank mounted to the carb.has the upper and lower throttle and choke hand levers. I hate the way my throttle is hooked up directly to the top part of the butterfly. This makes the throttle pull way too long; I have to regrip the throttle handle(grip) and...
  14. Clayon

    Lake style header for my B&S flathead

    Thought I would share this with you guys. I decided to build this lake style header for my 2.5hp B&S that is gonna be used in my OldMiniBikes build off project. I painted it up with some VHT flame proof header paint. Nothing fancy, isn't high quality fab work like lots of the other members...
  15. Miniwood

    5HP Flathead tight fit

    Getting a flathead to fit inside some frames is a challenge. Here are some things to help: Made a filter out of a 1.5 PVC end cap and removed 3/4 in height. Move engine forward. Slide rear tire back Cut or remove rear fender 1/2 in rubber grommets or engine plate helps rear tank over...
  16. Miniwood

    5hp Flathead squeeze me

    Moved
  17. Miniwood

    Need Factory Flathead Filter Assembly

    Need the entire air filter assembly for 5 hp Briggs flathead. Are the 3.5 hp the same? Anybody have a takeoff? Used is fine. Let me know want you want or parts you might need. Figured alot of people running adapters. My go with adapter and filter if you know of any deals?
  18. Teep

    8HP Briggs Questions

    Got an 8 horse flathead briggs, having some problems with the carb. originally it wouldnt RPM all of the way, so i drilled the emulsion tube holes out and it will RPM when the mixture screw is leaned WAY out.... but i cannot get it to idle at all. if the mixture is to rich, black puffs of smoke...
  19. MB165

    flathead head milling question

    How much can I mill off the head on the 5hp flathead before it starts to become hard to pull start? Top of the exhaust valve is .300" off the deck, intake slightly less. I have .018" clearance between the ex valve and head before adding a head gasket. how much clearance is needed ? Forgot to...
  20. Txpowdercoater

    briggs flathead timing question

    I was given a few flatheads, I am assuming they are 5hp motors and one of them I noticed is a new build. It has a new .020 piston, aluminum rod, not pretty like arc's, more industrial looking, also steel sleeve, it has been decked to eyeballing zero deck height, has a new exhaust seat and cut...
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