mild

  1. Davis

    Mild built hemi head

    Looking for a nice complete built hemi head let me know what you got.
  2. David wulf

    Mild predator build ( cruising motor )

    Here we go again with this motor . She was originally build for the super Powell had a CL1 cam billet rod and flywheel, head was ported and mill 80 thou , pretty much just stock . This motor was bought back in 2011 it was run for 10 min and never run again till last year . What I've found out...
  3. E

    HF 196cc Mild Mods and Questions

    I have a HF engine that is going to be installed in a old Speeco 3 wheeler. I will be using it on our property and hauling deer on homemade small trailer. Biggest thing is to be reliable and a bit more low end power. The current mods as follows: Governor delete. (left stock springs to limit...
  4. G

    Mild Hemi build

    Good morning everybody, long time lurker, first time poster. This weekend I will be building a Predator 212 Hemi for a Motovox MBX10 that was recently given to me, just something to cruise around on. Nothing too extreme. Tomorrow, I'm planning on going to the local shop and buying a Mikumi...
  5. gasser

    Fresh built mild GX390

    Fresh build, with no time on it. - Studded block - Governor removed -Oil alert removed - HD valve springs - Billet ratio rockers - HD pushrods - Guideplate for HD's - New Honda steel rod with removable bearings - New Honda piston and rings - New Honda valves and retainers - Governor...
  6. Sixpac440

    Suggestions for mild performance in H50

    I have a 1970 H50 ... I bought a new stock piston, rings, gasket set and billet rod. Any suggestions to pump it up a might ... I can shave the head, smooth the intake and exhaust ... how much can be shaved safely? Thanks Kevin
  7. jeep4me

    Jeep4me's last minute Harrison

    Had to wait til the last minute to start the thread. I'm not making any promises I'll get the Harrison Wildcat done, but this might be the little jump start I need. I have most of the parts I need except some new tires. Not going to go over board, but I'm afraid I may already have done...
  8. twangnut

    My little ARCO hot rod.

    I rebuilt this little survivor and gave it a mild custom/rod look to it. Let me know what you think!
  9. 1

    upgrade carb on mild 420cc?

    hi, ive got a 420cc with stock cam ,forged rod and billet flywheel. it runs very strong to about 6000 rpms with the stock 21mm carb. i want to know if i will see significant gains by going to a bigger carb, and if so , which one would be recomended. thanks
  10. Boomstick

    Recommended mild 212 mods?

    Anyone have a list of recommended builds & mods for a 212 (hemi). Obviously, the billet rod & flywheel are going to be first. Not looking for an all-out build, but just a little bit more in the way of oomph for a 125cc sized bike paired up with a TAV. Something to top out at 40-45mph...
  11. G

    Mild open clone help

    I am running a yellow clone with billet .020 over rod flat top piston, raceseng s2 finless flywheel, black mamba cam, clone head that's been milled .040 with 28/25 as valves, raceseng 1.3 roller rockers, 26lb springs, stock crank, filly 304wx dominator on alky with 32 degrees timing and loop...
  12. S

    Mild predator build what am I missing?

    I have a brand new 212cc #69730 non hemi as a base for this little build ARC standard stroke rod ARC flywheel Head stud kit Side cover stud kit Black mamba JR 1:1.3 rockers 26lb springs Stainless stock sized valves ARC retainer set Mikuni 22mm with manifold GAS jetted 14cc...
  13. waffledude376

    5hp briggs oil in top end

    So I just rebuilt my briggs and it smokes since oil gets into the top end. And when I say oil, I mean a lot of oil. My rings are good and properly spaced, also, the cylinder is good, valves lapped, guides good. The only thing I can think of is that I milled the head too far down, I think I went...
  14. C

    Is a mild gx390 faster than a wild 197cc clone

    Well I got a fairly well built clone on my mini. The motor will turn about 8000rpms and has 8.3 gearing. It will walk away from 125 2 stroke dirt bikes off the line. But the motor is always having issues and im always having to work on the thing to keep it running well. I have a gx390 siting on...
  15. M

    Need help finding a new clutch for my mild modded clone plz help

    I have a gx 200 clone with header intake jets 18pound springs 14cc head I have been running a comet but have been having issues with it I think it's just about shot so I'm trying to find a replacement a little more info on how I ride what gearing and tire size. I have 13x5-6 tires and 68t...
  16. 5

    Wanted To Buy: Mild GX200 or Clone

    Hi. I want a mildly-modified 6.5hp Honda GX200 for my bike. I'll even consider a clone. What I need is an engine with a billet rod, maybe a little extra goodies. Please pm me with what you have.:thumbsup:
  17. Bikerscum

    New mild Predator first startup... a couple of issues...

    HF Predator, stock piston, ARC rod & FW, Isky Black Mamba cam, 22mm Mikuni set up right, UNI filter, Promods straight pipe, head milled .065, 28 (or 26... whatever they were) springs, shaved FW key... 8 deg, NGK plug, fuel pump, guess that's about it. It's a BEAST to pull start. A mighty tug...
  18. iatemeself

    mild built predator power band in lower rpm's

    mods so far: 90# main jet, gx140 tube, candy cane header stage 3, k&n dirt air filter w adapter, mods to do: remove governor internally, remove oil sensor internally, install 18lb valve springs, light porting of shortside radius, .016 copper cylinder head gasket, 14cc cylinder head ??? <---...
  19. jimmyp

    mild honda gx200

    honda gx200 with the following done: 14cc head 26# springs HD laser cut guide plate chromolly pushrods flat top piston ARC billet rod AGK .265 mod cam ARC billet flywheel govenor removed motor was used a little bit before all the aftermarket parts and since the new build maybe an hour...
  20. 125ccCrazy

    Fresh mild built Briggs

    freshly built, rings, valves, arc rod, Crane 270 cam, 3hp steel flywheel, bearing side cover, new mikuni carb, milled head $250+ship "To state the obvious>>Bike not included"
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