Select Your Ride

1
2
3

Wiseco Piston Kit 84mm 10.25:1 Compression Yamaha YFM350 Grizzly 2007-2014 4419M08400

Part Number: 4419M08400
WISECO
(No reviews yet) Write a Review
SKU:
4419M08400
MPN:
4419M08400
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.98 LBS
$194.95

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

If you're rebuilding your YFM350 Grizzly's engine or pushing it beyond stock performance, piston quality directly impacts reliability and power delivery. Wiseco's high-silicon alloy construction handles the demands of both trail abuse and racing conditions without compromise. This complete kit includes rings and circlips, so you get everything needed for a proper refresh without sourcing additional components.

  • 84mm bore diameter
  • 10.25:1 compression ratio
  • High-silicon alloy construction
  • Includes rings and circlips
  • Precision-engineered fit
  • 2007-2014 YFM350 Grizzly
  • Bolt-in replacement
  • Racing and trail rated
  • Enhanced durability
  • MPN: 4419M08400
View AllClose

Specs

ENGINE TYPE:
4-STROKE
PISTON DIAMETER METRIC:
83.95 MM
PISTON MATERIAL:
FORGED 2618 ALUMINUM
PRODUCT NAME:
PISTON KIT
RIDING STYLE:
ATV
STROKE LENGTH METRIC:
64.50 MM
BORE - OVERSIZE METRIC:
+1.00 MM
DISPLACEMENT:
349 CC
MODEL:
FORGED SERIES
BORE - OVERSIZE:
+1,00 MM
BORE SIZE METRIC:
84.00 MM
COMPRESSION RATIO IMPERIAL:
10.25:1
RIDING STYLE:
OFF-ROAD
SKIRT COATING:
ARMORGLIDE®
UNITS:
KIT
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for Wiseco Piston Kit 84mm 10.25:1 Compression Yamaha YFM350 Grizzly 2007-2014 4419M08400

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.



Easy 30-Day Returns

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


You May Also Like

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