Honda 400EX/XR400 86–89mm Cometic Top End Head Gasket
- Ships next business day
- 30-day hassle-free returns
- Call us: 541-668-7503
- Secure checkout — Pay in 4 available
✓ Fits:
- Honda TRX400EX
- Honda XR400R
✓ Features:
- Raises compression for improved torque and throttle response
- Graphite gaskets feature a steel core laminated on both sides for strength
- Fiber gaskets ensure maximum seal, flexibility, and torque retention
- O-ring gaskets meet or exceed OEM specifications
- Full top end gasket set
- Head gasket (graphite steel-core)
- Base gasket
✓ What's Included:
- Complete gasket set as specified
Ships fast from DuneGoonShop!
📦 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
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.
