Recent content by apexgturbo

Hi wondering if yamaha offers the Duponts for the 2013 nytro mtx 153 and if so what part number too use.

hi.I would like to thank David Marshall and his whole crew at hurricane performance for helping me win the 2017 king of the hill at marble mountain Newfoundland.Daves stroker engines are awesome and ran flawless all day.if your looking for Yamaha power and support give him a call.thanks once...

What do you mean by clutch load a really steep angle helix.running a 52/44 one now

just wondering what some of you guys are doing for setup for drag racing 660ft would it be better to run hi gearing in the chain case and run lower gearing of the track like 8 tooth drivers or would 10 tooth drivers and low gearing in the chain case be a better way to go.trying to find out which...

hi trying to find out what clutch ratio I am running I have a stm 8 3/4 primary 11 inch secondary it's on a Yamaha apex setup for snow drags.any info would be greatly appreciated.thanks

hi guys just wondering if anyone has tried a precision turbo 4828 on a nytro.turbo is a direct replacement for a Garrett gt2860.or would a gtx 2863 be a better option.thanks for any info.

Yes.it only hits the rev limiter on take off.would going too 6/2 on the blue spring help.i also switched the blue spring too a Yamaha silver and now it doesn't hit the rev limiter.would a 46/40 helix work better with the blue spring.

The cam timing is changed with a cam timing jig.the kit can be ran with 87 octane. A/F are at 10.8 Dave runs them at this a/f the keep the cylinders cool.the nytro motor are known to blow out between the middle cylinders.bigger injectors are used to supply the fuel.

Hi guys anyone on here running this kit on a nytro.if so can someone help me with my setup. My sled has a hurricane power up grade,1.5 inch 144 track.tested a little today hitting the rev limiter with the stock 43 wrapped at 6/1 blue spring.i also tried a 48/40 helix but noticed a little bog off...

Anyone know when these new rods will be ready for sale.

Just looking to see if it is possibly to use engine vacuum to pull oil from a rear mount mcx turbo.or is it better to use the mcx pump or electric pump.

Hopefully it's not Carrillo.lol

Will if that's the way it happens then Yamaha should cover any issues that are caused by this mpi setup.they are the ones that made the decision to run them as a factory/dealer installed option.

I don't think they even tested hurricanes kit.

It well be cats turbo factory turbo.190 hp.ulmer and mpi said it fine to run at this power level.