Ep.50 kenapa porting blok 2stroke kena buat sekali head..

Ep.8 tip meningkat prestasi crankshaft 2stroke. Wow Gsm sudah bocor rahsia..

Ep.5 cara setting sprocket sendiri mudah & tepat EP:5 by GSM RACING Team part.1

Ep.48 cylinder block 125z 57mm gsm racing

Engine Porting Masterclass - Introduction | BikeBerry

Y16ZR | OVERHAUL PART 5

Ep.29 race di thai timbang motor..

Ep.46 Yamaha speed 125z champion ngo piston 61mm carbu 30mm 6.8sec 201m by maxspeedrrt cdi gsm

PORTING HEAD. Apa Sebenarnya Porting Head Ni? Betul Ke Head Korang Tu Dah Porting? Ahmad Motor Works

Cara Buat FULL OVERHAUL ENJIN (Part 3/4 Pasang Enjin)

Ep.2 Teori dari gsm racing cara kira isi padu CC engine motor dan kereta formula yg sama..

Tepet nak set berapa dan kenapa???

Bikin rxz part2

BLOCK V100 PORTING DAN FLOW TEST SEKALI DENGAN INTAKE CARB

Aku Beli Motor BARU!!! UPGRADE 72MM FULL TOBAKI | DAILY USE😱

Ep.6 Cara kiraan ratio spocket & gearing by gsm racing

Ep.56 Setup 125z 65 Avgas | Drag 201m”

Tip Porting Block // Jangan Buat Benda ni

Ep.28 sambungan dari ep sebelum ni.. kejutan di thailand., 125z 65avgaas rekod peribadi.

duration exhaust,transfer port dan blowdown

Homemade DOUBLE GX200cc ENGINES !? 400cc 20hp