This listing is for a fully rebuilt bottom end engine to fit the Aprilia RS125 1998 onwards. This is the later type 122 engine.

This is the exact engine you will receive. Item built and ready for immediate dispatch.

The engine comes with the extra gaskets to fit your own cylinder, head, intake and exhaust manifolds.
Also comes with new small end bearing ready to fit your piston.


Engine has been fully disassembled, all aluminium cases, covers etc have been vapour blasted.
Generator cover, Oil pump cover and chain guard have been cerakoted in titanium colour.
Cylinder studs, sump bolt and swingarm bushes have been re-zinc plated

All components inspected and in good condition/in tolerance.

Engine comes with neutral switch fitted.

Perfect replacement engine or for your restoration project.

Engine stand is not included in the sale and is used for illustration purpose.

Engines sold in as new condition, and will require break in procedure as per workshop manual. 

Over 30 years experience rebuilding performance two stroke engines. 
Engines rebuilt in a purpose built clean environment