A motorcycle replacement part that aims to improve breathing and fit a range of older Yamaha machines, the Startbuymore Reed Valve Petals promise stronger durability and steadier engine response. Riders restoring classic bikes will welcome a smoother, more controlled power delivery. Are these the right upgrade for a sympathetic rebuild or a spirited weekend ride?
⚡ At a Glance
- • Airflow Performance: Improves intake flow and contributes to a steadier throttle response
- • Best for: Owners restoring or tuning the listed classic Yamaha models
- • Not ideal for: Motorcycles not listed in the compatibility section
Made from carbon fibre for durability, these reed valve petals replace OEM part number 345-13613-70-00. Compatibility covers a range of Yamaha models and the design supports straightforward, no-modification installation.
Smoother throttle response - with carbon fibre reed petals
Carbon fibre petals combine controlled stiffness with rapid snap-back, helping the reeds open and close consistently under varying intake pressures. The material's response characteristics influence how airflow enters the cylinder during acceleration.
More predictable power delivery across the rev range, useful when overtaking or navigating changeable road conditions.
Improved longevity - thanks to high-quality carbon fibre material
Carbon fibre construction resists fatigue from repeated flexing better than many conventional materials, supporting longer service intervals and sustained shape retention. The finished petals are described as durable and long-lasting in the product information.
Fewer replacements over time and greater confidence during regular use, reducing routine maintenance interruptions.
Easy swap-in replacement - with precise OEM-fit design
Manufactured to match OEM reference 345-13613-70-00 and specifically listed model fitments, the parts are engineered for direct replacement. The product description notes installation without additional modifications or adjustments.
Quicker fitment for home mechanics and restoration workshops, saving time and avoiding custom alterations.
✨ The 4 Key Reasons for Startbuymore Reed Valve Petals
- Carbon fibre construction, greater durability for repeated flexing and extended service life
- OEM compatibility, fits listed Yamaha models without any modifications required
- Performance-shaped petals, delivers more consistent breathing under acceleration
- Straightforward installation, reduces workshop time for restorations and routine maintenance
📋 Technical Details at a Glance
- Category: Motorcycle replacement part
- Brand: Startbuymore
- Product Type: Reed valve petals
- Material: Carbon fibre
- OEM Reference: 345-13613-70-00
❓ Frequently Asked Questions
Q: Which Yamaha models are these reed valve petals compatible with?
A: Compatibility includes DT100 (1974- ), DT125 (1975-1981), DT175 (1974-1981), MX100 (1979-1983), MX175 (1979-1981), RD250 (1973-1975), RD350 (1973-1975), RD400 (1976-1977), RT180 (1990-1998), TY250 (1974-1977), YZ60 (1981-1983), and YZ80 (1974-1979).
Q: Are the petals made from carbon fibre?
A: Yes, the petals are specified as high-quality carbon fibre, noted for durability and long-lasting performance.
Q: Will installation require modifications to the motorcycle?
A: No, the design is described as a precise replacement for OEM part number 345-13613-70-00, allowing installation without additional modifications or adjustments.
🏆 Our Verdict
Suitable for owners restoring or upgrading period Yamaha machines, these reed valve petals focus on durability and straightforward fitment. Carbon fibre construction and OEM-aligned design are the main selling points, aimed at smoother engine response and reduced replacement frequency. A higher upfront cost than basic stock parts may be offset by longer service life and less frequent maintenance.
