Description
Product Overview
The Tupo TP25010802 cylinder kit is a complete replacement solution for Yamaha Kodiak 400 and Grizzly 400 engines. Crafted with a polished exterior, the kit includes a precision‑machined cylinder with an 83mm bore, high‑quality gasket, durable piston ring, and a matching piston. Designed for easy installation, each component meets OEM specifications, ensuring a perfect fit and reliable performance in demanding off‑road environments. ![[Product front view showing all components]](https://www.joltshop.store/wp-content/uploads/2026/06/b324b0392df9427d831bac553f5a65e9.jpg)
Usage
Ideal for riders who demand consistent power on trails, farms, or work sites, this kit restores lost compression and improves engine efficiency. Whether you’re tackling steep hills, hauling equipment, or enjoying weekend rides, the Tupo cylinder kit delivers the durability needed for 4×4 ATVs. Compatible with Yamaha Kodiak 400 (1993‑1999) and Grizzly 400 (2000‑2012), it fits both models without modification.
Why Choose Us
Tupo combines decades of engineering expertise with rigorous quality control, offering a product that matches or exceeds original equipment standards. The polished finish not only looks premium but also reduces friction and heat buildup. Each kit undergoes thorough testing to guarantee leak‑free operation and long‑term reliability, backed by responsive customer support for any installation questions.
Key Features
- Precision‑machined 83mm bore cylinder for optimal compression
- Polished exterior reduces friction and enhances heat dissipation
- Complete set includes gasket, piston ring and piston for a full rebuild
- Direct OEM fit for Yamaha Kodiak 400 (1993‑1999) and Grizzly 400 (2000‑2012)
- Dedicated after‑sales support and easy return policy for peace of mind
FAQ
Will this kit fit a Yamaha Grizzly 400 from 2005?
Yes, the TP25010802 kit is compatible with Grizzly 400 models from 2000 through 2012, including the 2005 version.
Do I need any special tools to install the kit?
Standard hand tools and a torque wrench are sufficient; the kit is designed for straightforward bolt‑on installation.
What warranty does Tupo provide?
Tupo offers a one‑year limited warranty covering manufacturing defects, plus lifetime technical support.
Can I use this kit on a Yamaha Kodiak 400 that has been heavily modified?
The kit is intended for stock engine dimensions. If major modifications have altered the bore or deck height, consult a professional before installation.
How does the polished finish benefit engine performance?
The polished surface reduces internal friction, helping the engine run cooler and more efficiently, which can translate to smoother power delivery.




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