Select Your Ride

1
2
3

Wiseco Piston Kit 47mm 11:1 Compression Yamaha TT-R90 2000-2007 4840M04700

Part Number: 09100368
WISECO
(No reviews yet) Write a Review
SKU:
09100368
MPN:
4840M04700
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.40 LBS
On Sale
view larger
MSRP: $160.95
Now: $132.00
Was: $160.95
— You save $28.95

Ships from Manufacture | Call to Order (231) 767-5055

Prop 65 Warning Prop 65 Warning cancer & reproductive harm Price Match Call for more info on price match does not include 3rd party ads

Description

Whether you're rebuilding a TT-R90 for trail duty or maximizing performance in the dirt bike circuit, an OEM-spec piston kit is essential for reliable power and cylinder longevity. The Wiseco 47mm 11:1 compression piston delivers the precision engineering and durability expected from a leading manufacturer, ensuring consistent performance across seasons of hard riding. This is a bolt-on solution that restores—or enhances—your engine's core performance without compromise.

  • Bore diameter: 47mm
  • Compression ratio: 11:1
  • Vehicle fitment: Yamaha TT-R90 (2000–2007)
  • Manufacturer: Wiseco
  • MPN: 4840M04700
  • Material: Premium alloy
  • Piston design: High-performance standard
  • Weight: Lightweight construction
  • Installation: Bolt-on
  • Gasket kit: Sold separately
  • Application: Engine rebuild or upgrade
View AllClose

Specs

RIDING STYLE:
OFF-ROAD
STROKE LENGTH METRIC:
51.80 MM
COMPRESSION RATIO IMPERIAL:
11.0:1
DISPLACEMENT:
90 CC
ENGINE TYPE:
4-STROKE
PISTON MATERIAL:
ALUMINUM ALLOY
UNITS:
EACH
BORE - OVERSIZE:
STANDARD
BORE - OVERSIZE METRIC:
STANDARD
BORE SIZE METRIC:
47.00 MM
PISTON MATERIAL:
FORGED
PRODUCT NAME:
PISTON
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for Wiseco Piston Kit 47mm 11:1 Compression Yamaha TT-R90 2000-2007 4840M04700

View AllClose

FREE Shipping on orders of $99 or more!

Commercial Accounts

We offer tax-free commercial accounts, providing businesses with significant savings and streamlined benefits.

Details

Easy 30-Day Returns

We proudly offer 30-day easy returns, ensuring a hassle-free and convenient shopping experience for our customers.

Details

You May Also Like

Related Products

Related Products

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER

Privacy Policy | Terms of Use | Site Accessibility