RAVE valve specifications (Aprilia RS125/3)

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The RAVE exhaust valve is operated by a solenoid via a Bowden cable.

The engine control unit operates the solenoid within a predetermined range of engine rpm. The ECU uses primary circuit frequency to calculate engine rpm.

Note. The RAVE exhaust valve has been designed for racing and motorcycles equipped with it are not street-legal in some countries.

"RAVE" valve operation

The RAVE exhaust valve opens between 500 and 2500 rpm to allow for valve stem self-cleaning.

It closes between 2550 rpm and operation point (about 8000 rpm, depending on engine version).

Above the operation point, the valve stays open.

RAVE valve operation points:

• Strada 8000 - 8100 rpm.
• Sport Pro 8300 - 8400 rpm.

Special tools

Exhaust valve extractor: ROTAX part no. 277 445.

See this article in russian language

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Article about repair motorcycles «Aprilia RS-series RS 125» (1998-2005): «RAVE valve specifications»: https://motoinstruction.ru/en/Aprilia/RS/RS125-3/engine/repair/112814 <a href="https://motoinstruction.ru/en/Aprilia/RS/RS125-3/engine/repair/112814">RAVE valve specifications</a> - article about repair motorcycles «Aprilia RS-series RS 125» (1998-2005) from section «Engine repair». [url=https://motoinstruction.ru/en/Aprilia/RS/RS125-3/engine/repair/112814]RAVE valve specifications[/url] - article about repair motorcycles «Aprilia RS-series RS 125» (1998-2005) from section «Engine repair».