BOYESEN Reed Petals for OEM reed valve for SUZUKI PE, RM, TS 50, 100, 125, 185, 250, 370, 400 and KTM GS, MX 125 1971-1997

The BOYESEN BOY602 set of reed petals is designed for SUZUKI PE 250, RM 100, RM 125, RM 250, RM 370, RM 400, TS 50, TS 125, TS 185, TS 250 and KTM GS 125, MX 125 from 1971 to 1997. The reeds control the intake of a two-stroke engine. Over the hours, the petals tire, split or fray at the tips: the engine responds less well to the throttle and is harder to start.

Key features

• Designed to fit the stock reed block.
• Designed for Boyesen reed blocks.
• Made in the USA.

Specifications

• Brand: BOYESEN
• Manufacturer part number: BOY602
• EAN code: 804429002900
• Weight: 300 g
• Engine: 2-stroke

When to replace it?

• Petal tips chipped, split or frayed.
• Petals no longer sitting flat on the cage (visible gap).
• Weak pick-up at low revs, hard starting.

Inspect the petals at least once a season and at every piston change; replace them as soon as a tip is damaged.

Fitting tips

1. Remove the reed valve block and clean the cage.
2. Fit the petals the right way round and tighten the petal screws with threadlocker to the recommended torque.
3. Check that the petals sit flat on the cage before refitting.
4. Refit with a new reed block gasket.

Why BOYESEN?

Boyesen is an American brand specialising in the intake and the engine covers of two-stroke engines: reed petals, RAD Valve reed blocks, engine covers and Supercooler water pumps.

Spare parts and items to plan

• Reed block gasket : ATHENA · BOYESEN
• Spark plug : NGK 4492 · NGK 3230
• Carburettor repair kit : BIHR · ALL BALLS

Frequently asked questions

Do I need to re-jet?
Usually not on a well-tuned engine; check the colour of the spark plug after the first few rides.

Compatibility

Check the exact model and year of your bike in the list below before ordering.

Fits:
KTM GS 125 1983
KTM MX 125 1983
SUZUKI PE 250 1979
SUZUKI PE 250 1978
SUZUKI PE 250 1977
SUZUKI RM 100 1978
SUZUKI RM 100 1977
SUZUKI RM 100 1976
SUZUKI RM 125 1978
SUZUKI RM 125 1977
SUZUKI RM 125 1976
SUZUKI RM 125 1975
SUZUKI RM 250 1978
SUZUKI RM 250 1977
SUZUKI RM 250 1976
SUZUKI RM 370 1977
SUZUKI RM 370 1976
SUZUKI RM 400 1978
SUZUKI TS 50 1978
SUZUKI TS 50 1977
SUZUKI TS 50 1976
SUZUKI TS 50 1975
SUZUKI TS 50 1974
SUZUKI TS 50 1973
SUZUKI TS 50 1972
SUZUKI TS 50 1971
SUZUKI TS 125 1997
SUZUKI TS 125 1996
SUZUKI TS 125 1995
SUZUKI TS 125 1994
SUZUKI TS 125 1993
SUZUKI TS 125 1992
SUZUKI TS 125 1991
SUZUKI TS 125 1990
SUZUKI TS 125 1989
SUZUKI TS 125 1981
SUZUKI TS 125 1980
SUZUKI TS 125 1979
SUZUKI TS 125 1978
SUZUKI TS 125 1977
SUZUKI TS 125 1976
SUZUKI TS 125 1975
SUZUKI TS 125 1974
SUZUKI TS 125 1973
SUZUKI TS 125 1972
SUZUKI TS 125 1971
SUZUKI TS 185 1982
SUZUKI TS 185 1981
SUZUKI TS 185 1980
SUZUKI TS 185 1979
SUZUKI TS 185 1978
SUZUKI TS 185 1977
SUZUKI TS 250 1981
SUZUKI TS 250 1980
SUZUKI TS 250 1979
SUZUKI TS 250 1978
SUZUKI TS 250 1977