Just letting you guys know I found out Lucas oil makes a classic car blend that has the zinc additive for flat tappet valves ....it was removed from modern engine oils because it fouls caddy converters and o2 sensors in EFI engines....
Your old tractors and small engines need this additive...
Got her pretty much all blacked out and the governor is off, with an iphone speedometer app got her clocked at around 38mph. Ive gotten suggestions about putting torque converter on. Any suggestions or how hard it is to put one of those on? Im not very experienced at all, very new to this. I saw...
Cool engine
Watching this video of a flat 4 ZDZ 400CC powered Yak RC.
Impressive thrust for such a large plane....
Rated at 35 Hp I would love to get my hands of one for a mini bike.
LARGEST RC PLANE DUBAI (55% YAK) - YouTube
LARGEST RC PLANE DUBAI (55% YAK) - YouTube
Not practical...
does anyone know what the compression height is before and after machining a piston into a flat top?
edit: and also is there a longer rod to compensate for that?
I know a lot of you guys are running flat head briggs 3.5hp motor's well if you have one, it has to be the block with two bolts too mount on the coil, this wont work on the older blocks with 4 bolts,
here is a tip for you guys with or with out points,
change over the old steel cast...
Looking for a Briggs 8hp flathead. Are there any ones in particular or models more desireable that others. We have a used mower parts and repair facility here locally and I am going to look for a core to rebuild. Hoping some experience with this engine is out there willing to offer up a...
hi all, its getting ready to snow around here and i want to ride my mini like a boss. so my question is how do you flat track a motorcycle, and how could i apply this technique to my mini bike. i know this sounds stupid, but i really want to try it. the only real riding technique i know is...
145-70-6 tubeless tire on a Doodlebug with a tiny piece of metal (have not removed it yet) in the face of the tread. Any recommendations as to the best/proper repair? Vulcanize patch on inside? Install plug from outside? Forget patch and just install a tube? If it matters the tire is about 50%...
A buddy has a flat head briggs on a go kart, somebody broke the carb on it where it mounts to the block. I got the numbers off the shroud but don't know what size the motor is, no stickers or anything on it.
Heres the numbers off it......
100202 0225 01 6405281
If it is a 5 horse I think...
Last night was the final round ot the AMA Grand Natl flat track series. Every now and then a race series will have a special vibe and this year it was this one. It came down to the final round, w/8 points separating the top three positions. Going into last night's Pamona, Calif. half-mile race...
post your pics and what you have done to your DB with a flat head or "yellow" clone.:grind::scooter:
sucks that you cant edit title's...........I just saw that I spelled Clone wrong, sorry guys .
I have been meaning to put together a quick tutorial on how to flat lap a cylinder head since the question does get asked on occasion. Tonight I finally did just that. Some of you may remember the dumpster jewel 3hp iron bore/ball bearing Briggs I found a while back. It's been sitting on the...
Fits Briggs 5hp and 3.5 hp with dual bolt pattern block. Clearanced for something on the backside. $12 plus shipping.
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Can anyone tell me how hot a dynocams 03-SS cam is? IE is it for big valves, high rpms, mid range etc.??? Is it hard on lifter bores? Is there a better choice for this build:
I have a ball brg PTO, iron sleeve block. I want a good all around motor for dirt trails, in a DB30 or Azusa type frame...
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