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Sambung siang tadi punya cerita.

Ok mas...

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Sambung siang tadi punya cerita.

Ok masa V1 dan V2 Sym Vf3i, memang Spring Valve uma Belang, dan retainer dan valve spring seat menjadi penyelamat keadaan daripada floating di high RPM.

Floating - bahasa kampung - Spring lembut valve lambat tutup masa top dead center dan BTDC. X paham xpe, layan kan.

So dalam gambar valve spring tu, kedua dua adalah valve spring uma belang, cuma, satu spring uma bersama ori vf3i le punya retainer dan seat, dan satu bersama belang punya retainer dan seat.

Pokok ceritanya, vf3i LE dah ada improvement banyak di Head, dan kali ini Spring @umaracing_official Belang sahaja sudah cukup untuk mencapai RPM Tinggi tanpa float di rpm tinggi.

Ok nanti kita sambung kajian selepas cuti 2 hari... nak lenjan dulu top speed🤪.

Nak beli ecu uma m5 cari @takongmotorcycle

Gambar Spring Credit to @pak.tengteng @ Takong Racing - Cheras Kuala Lumpur


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