Right Side Muffler For Honda GX630 GX660 GX670 GX690 Engine Mower Generator

This Right Side Muffler is a replacement exhaust muffler compatible with Honda GX630, GX660, GX670, and GX690 engines.

Product Overview

The Right Side Muffler reduces engine exhaust noise and routes fumes safely away from the operator on Honda GX-powered equipment. Engineered for the GX630–GX690 engine family, this Right Side Muffler restores original sound levels and backpressure after an old muffler rusts through or cracks. It is a direct-fit replacement for lawn mowers, generators, pressure washers, and other industrial machines running these Honda V-twin engines.

Key Features & Performance

• Heavy-gauge steel shell with corrosion-resistant black paint withstands high heat
• Internal baffle design lowers exhaust tone to factory-mandated noise levels
• Pre-drilled mounting flange aligns exactly with OEM studs for bolt-on installation
• Optimised flow path maintains proper engine backpressure for peak torque
• Durable welded seam construction resists vibration cracking
• Compact right-side configuration fits tight engine compartments on mowers and generators

Fitment & Compatibility

• Honda GX630 (right side)
• Honda GX660 (right side)
• Honda GX670 (right side)
• Honda GX690 (right side)

Common Uses

• Replacing a rusted or blown-out right-side muffler on Honda GX series engines
• Restoring quiet operation on commercial lawn mowers and zero-turn tractors
• Servicing portable generators used on job sites or for backup power
• Maintaining safe exhaust routing on pressure washers and power equipment
• Engine overhaul and rebuild projects where a fresh muffler is needed

Technical Specifications

• Position: Right Side
• Engine Compatibility: Honda GX630, GX660, GX670, GX690

Frequently Asked Questions

Q: Does this muffler come with the gasket and mounting hardware? A: This listing includes the muffler only; gaskets and bolts are typically sold separately or can be reused from your existing assembly.

Q: Will this fit the left side of my Honda GX690 engine? A: No, this is specifically the right side muffler. Please check your engine’s exhaust layout before purchasing to ensure you order the correct side.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.