Dirt Bike Engine

Dirt Bike Engine Parts Built to Perform

From top-end rebuilds to bottom-end overhauls, R1 Industries carries the dirt bike engine parts you need to keep your bike running strong. We stock pistons, gaskets, clutch kits, crankshafts, cylinders, camshafts, valves, seals, timing chains, and more — built for MX, enduro, and trail riding.

Why Riders Choose R1 for Engine Parts

• MX, enduro, and trail-specific fitments
• Pistons, cylinders, and big bore kits
• Gaskets, seals, and clutch kits
• Crankshafts, connecting rods, and flywheels
• Camshafts, valve shims, and timing chains
• Water pumps, master cylinders, and drain plugs
• Direct replacement fitment for popular dirt bike brands

Find the Right Engine Parts for Your Bike

Use the filters above to narrow by brand, part type, and application. Not sure what fits? Contact our team — we ride and we know our parts.