Wiseco Forged Series Piston Kit with Gaskets - Honda TRX350/ATC350X (1985-1989) - 81.00mm Bore (Standard) - 4-Stroke
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Wiseco Forged Series Piston Kit with Gaskets - Honda TRX350/ATC350X - Standard Bore
Premium Wiseco Forged Series piston kit with complete gasket set for vintage Honda TRX350 and ATC350X ATVs. This is the STANDARD BORE (81.00mm) kit - direct replacement!
Kit Includes
- Forged Series Piston
- Ring Set
- Wrist Pin
- Wrist Pin Retainer Set
- Complete Gasket Kit
Key Features
- Forged Series - premium 2618 aluminum alloy construction
- 10.25:1 compression ratio
- Standard bore - no cylinder work required
- Complete top-end gasket kit included
- Fits vintage TRX350 and legendary ATC350X three-wheeler
Piston Specifications
- Bore Size: 81.00 mm (Standard)
- Piston Diameter: 80.95 mm
- Stroke Length: 68.00 mm
- Compression Ratio: 10.25:1
- Material: 2618 Aluminum Alloy
- Skirt Coating: Non-Coated
Engine Specifications
- Displacement: 350.4cc
- Engine Type: 4-Stroke
- Weight: 2.05 lbs
Fitment
- Honda ATC350X: 1985-1986
- Honda TRX350: 1986-1987
- Honda TRX350D: 1987-1989
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
- Sneakers: 1–2 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
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