null Skip to main content

Now Until 1/1/2025 - Spend $200 & use code HAPPYNEWYEAR to get a $25 gift card!

Zoom the image with the mouse

OMB Warehouse

Honda GX390/Pred420 Go Kart kit - Stage 1

PART NUMBER: 431289
Availability: Ships same day if ordered before 12PM Eastern time.
In Stock Today: 5
Ships in: Ships Today
$196.00

This is a stage 1 performance kit to put on any Honda GX390/Predator420 gokart kit. This cost effective easy to install kit will add 2+ horsepower to your stock engine. Click the picture for more details! Make sure you use a billet flywheel if you have taken the governor off of your motor!

Make sure you use a billet flywheel if you have taken the governor off of your motor! Look above to add it to your order!

Kit includes:

(1) angled air filter
(1) air filter adapter
(1) choke hold bracket
(1) gasket
(1) .041" (#104) jet
(1) .042" (#107) jet
(1) .043" (#109) jet
(1) .044" (#112) jet
(1) .045" (#114) jet
(1) .046" (#117) jet - try and see which you like best!
(1) 6 degree advanced timing key
(1) straight header

Honda GX390/Pred420 Go Kart kit - Stage 1

$196.00
 

This is a stage 1 performance kit to put on any Honda GX390/Predator420 gokart kit. This cost effective easy to install kit will add 2+ horsepower to your stock engine. Click the picture for more details! Make sure you use a billet flywheel if you have taken the governor off of your motor!

Make sure you use a billet flywheel if you have taken the governor off of your motor! Look above to add it to your order!

Kit includes:

(1) angled air filter
(1) air filter adapter
(1) choke hold bracket
(1) gasket
(1) .041" (#104) jet
(1) .042" (#107) jet
(1) .043" (#109) jet
(1) .044" (#112) jet
(1) .045" (#114) jet
(1) .046" (#117) jet - try and see which you like best!
(1) 6 degree advanced timing key
(1) straight header

 

Free Ground Shipping

On Orders $200

Easy Returns

Within 60 Days

Weekly Sales

On Popular Items

Real Tech Support

We back our products with real product knowledge