Full Bore


Sea Doo Rotax 787, 782, 800 motors, engine rebuild kits.


Sea Doo 787, 782, 800 engine rebuild kit

Need more than a top end kit but don’t have the time for Full Bore to do the complete rebuild and don’t want hackmasters with false claims and shoddy work doing it.  This might be the Ideal solution for you.

The hard part for the guy at home to do a "QUALITY" engine rebuild is getting a good crankshaft and cylinder boring that is even close to acceptable .  We eliminate these problems with this kit.

If you send your old piston and spark plug, we can usually tell you what caused the failure so you can keep this from happening again

Please note old pistons and spark plug will be disposed and not returned.

  We bore your cylinders match new pistons Currently offering kit with WSM platinum or Wossner forged racing pistons. Your rave valves are trimmed for clearance. Your cylinders are returned with new pistons a complete gasket set including crank seals, and a brand new (not rebuilt) WSM crankshaft.

$819 for carb model $869 for RFI model with WSM Platinum pistons.

$875 for carb model $925 for RFI model with Pro X pistons.

$895 for carb model $945 for RFI model with Wossner forged racing pistons.

select carb or RFI and piston brand

$35 shipping to the 48 continental states.

After making payment with buy it now button, ship your cylinders with a copy of receipt, contact phone #, return shipping address and any special requests.

note the free shipping is only as an ad on with a current purchase (products below) otherwise shipping will be added.

WSM rotary valve shaft assembly for $99.95

Part # 010-457k. fits all 787, 782, 800 carb and RFI.


Carbon Tech Rotary valve

carbon fiber rotary valve 159 degree $56.95

Rotary valve Degree timing wheel $12.


Turnaround time

Turnaround time is running 7-10 business days on our top end kits.

Placing an order is straight forward.

First find what you are looking for and make the payment right here on the website.

After making payment with buy it now button, ship your cylinders with a copy of receipt, contact phone #, return shipping address and any special requests.

If paying with a cashier check (certified bank check)  please contact us at info@fullboreonline.com to let us know it is coming so we can keep it in mind for scheduling.  Please note that we schedule our  workload by payments received and or deposits.  Shipping us something overnight doesn't mean we can do it immediately.  If you are in that big of a hurry, be sure to find out our current turn around time before ordering. 

Shipping your cylinders.

When shipping cylinders, pad them tightly with crumpled newspaper or dense foam, be sure cylinder (s) are secure and don't move freely in the box causing damage.

Don't forget to insure your shipment.  If you keep your shipping receipt, you can check online to see when it is received on our end.  Please send with signature required.  When we ship your cylinders or engine back,  you will receive an email with tracking info.

If you have a pay pal receipt, please put a copy in with the cylinders.

If Not be sure to include clear instructions of work requested, return address, and billing info, phone # and email address.

Applications carb:
1995 XP800
1996-1997 XP
1996-1998 GSX
1996-1997 GTX
1997-1999 SPX
1996-1998 Challenger
1997,1999 Challenger 1800

1998-2002 GTX RFI
1999-2000 GSX RFI
2003-2005 GTI LE RFI
2004-2005 GTI RFI
2004-2005 3D

Contact us

Email us at info@fullboreonline.com

 Phone 989-340-1321

Mon - Thur 9-5, Friday 9-4

Eastern time.

Shipping address (shipping only)

Full Bore
486 S Ripley Blvd
PMB #228
Alpena, MI 49707