Wanted a 4 Stroke - Suggestions

Avaryan

Member
I'm looking into getting a new 4 stroke bike up. Only ran the one 2 stroke engine so far. It was nothing but trouble.

I want to see some affordable 4 stroke options, both the engine kits and bike. I won't be using my Diamondback again. I'd probably prefer a single gear cruiser; as those seem to look nicer and have the most room for the motors in them.

If you can help me out it would be appreciated.
 
I think 2 strokes are OK but it is the fact that Chinese motors are poor quality.

I also dislike friction as there is so much power loss and slippage.

I am looking at a geared (jackshaft) 4 stroke honda 35cc. I think it will perform very well as long as it is geared.

Good luck

Doug
 
You may want to look at a 99cc Harbor Freight Preditor engine, AGk Has alot
of parts to help you with your build. A inexspensive 4 stoke kit cost $400.
plus shipping . I have about that in my build less tire . I bought most my
parts from Agk ,they are great people to work with.
 
if you use your old bike, the tank and throttle from your 2 stroke kit you can do a hf 99cc preditor for about $250 if you do your homework.
 
Yeah, the Predator engine seems pretty good for the price. The reviews all seem positive too.

I don't really want to use my Diamondback, I want to revert it back into a normal mountain bike so I can hit the trails again. Probably going to grab one of the cheaper single speed cruisers for this.

Won't be re-using the throttle from my 2 stroke either. Cheap piece of plastic. Probably going to search for an aluminum cored throttle assembly.
 
Anyone tried sticking the 420 cc Predator on a bike yet? ;)

That would be a crazy ride...

edit: Right now it seems the 212 cc version is only $10.00 more than the 99... not sure if that's just a sale or something.
 
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Anyone tried sticking the 420 cc Predator on a bike yet? ;)

Thankfully no. That's an 87lb engine and 16.5" wide without gearbox. The 212 is like 35lbs, more than heavy and wide enough as it is.
The 420CC is ~7x heavier than a Huasheng, which itself is plenty capable of propelling a bike faster than it's safe to go.

That would be a crazy ride...

You say crazy, I say stupid lol

edit: Right now it seems the 212 cc version is only $10.00 more than the 99... not sure if that's just a sale or something.

Cheaper doesn't mean smarter. But yeah, the 212 is on sale the next 3 days. I was at Harbor Freight Thursday afternoon and was tempted lol

Nah. My little 49CC engine is more than enough for me :D
 
My Huasheng? Top speed is about 36 (I usually cruise 20-29) and it gets between 150-160MPG. Whole bike weighs about 75lbs with a full 1g tank of gas.

Pic of it on my profile. The Huasheng costs more than a HF motor, but it's also capable of high revs out the box. Best thing about it is it's legal in most states.
 
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