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 Athena 70cc big bore kit. 
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Newb
Newb

Joined: Sat Jun 09, 2012 1:50 pm
Posts: 8
Post Athena 70cc big bore kit.
So I have a 2005 Zuma, and was looking at purchasing a big bore kit. Does anyone have any experience with the 70cc athena big bore kit?


Sat Jun 09, 2012 1:53 pm
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Gold Member
Gold Member

Joined: Mon Apr 18, 2011 1:57 am
Posts: 1530
Location: Waianae, Hawaii
Post Re: Athena 70cc big bore kit.
Do a search of Athena bbk on this site and you will answer your own question. Tons of info here, you just gotta look for it. I still do searches all the time.

_________________
Stage 6 race bore MKI-MKII wasn't available when I purchased the bore
Yasuni-R pipe
Stage 6 overrange kit-28 grams total on the rollers
Stage 6 overrange belt
OKO 28mm carb-144, 40 pilot
CT intake manifold
Stage 6 vforce reeds
Athena 14/42 gears-9.9:1 final gearing
Uni open filter
Stage 6 hpc crank-skf bearings
NGK wire-got it for free from the shop
br9hs plug
Starter (of course with the overrange trans) and oil pump removed
Some minor porting of the cases
2.5oz/gal on the premix 50:1
Stage 6 MKII racing clutch with the stock bell.


Sat Jun 09, 2012 5:30 pm
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Newb
Newb

Joined: Sat Jun 09, 2012 1:50 pm
Posts: 8
Post Re: Athena 70cc big bore kit.
Okay, thanks for the tip!


Sat Jun 09, 2012 6:04 pm
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Newb
Newb

Joined: Tue Apr 03, 2012 9:19 pm
Posts: 7
Post Re: Athena 70cc big bore kit.
i got 3000k on mine and it is super powerful and got lots of wheely power . it is the only modd i have beside the v8 pipe. i like it alot but after a long 4 hour ride it slows down alot and the start but that is probly from the stock cvt.

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2008 bws 70cc and v8 pipe and other things i dont know .


Fri Jun 15, 2012 3:39 pm
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Gold Member
Gold Member

Joined: Mon Apr 18, 2011 1:57 am
Posts: 1530
Location: Waianae, Hawaii
Post Re: Athena 70cc big bore kit.
Vent your trans case. It will help a lot. I have pics of how I did mine in my beach cruiser thread. Page 17 or 18.

_________________
Stage 6 race bore MKI-MKII wasn't available when I purchased the bore
Yasuni-R pipe
Stage 6 overrange kit-28 grams total on the rollers
Stage 6 overrange belt
OKO 28mm carb-144, 40 pilot
CT intake manifold
Stage 6 vforce reeds
Athena 14/42 gears-9.9:1 final gearing
Uni open filter
Stage 6 hpc crank-skf bearings
NGK wire-got it for free from the shop
br9hs plug
Starter (of course with the overrange trans) and oil pump removed
Some minor porting of the cases
2.5oz/gal on the premix 50:1
Stage 6 MKII racing clutch with the stock bell.


Fri Jun 15, 2012 3:52 pm
Profile
Gold Member
Gold Member

Joined: Mon Apr 18, 2011 1:57 am
Posts: 1530
Location: Waianae, Hawaii
Post Re: Athena 70cc big bore kit.
viewtopic.php?f=50&t=16244&start=255

_________________
Stage 6 race bore MKI-MKII wasn't available when I purchased the bore
Yasuni-R pipe
Stage 6 overrange kit-28 grams total on the rollers
Stage 6 overrange belt
OKO 28mm carb-144, 40 pilot
CT intake manifold
Stage 6 vforce reeds
Athena 14/42 gears-9.9:1 final gearing
Uni open filter
Stage 6 hpc crank-skf bearings
NGK wire-got it for free from the shop
br9hs plug
Starter (of course with the overrange trans) and oil pump removed
Some minor porting of the cases
2.5oz/gal on the premix 50:1
Stage 6 MKII racing clutch with the stock bell.


Fri Jun 15, 2012 3:54 pm
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