4SR TT Replica Black Series yamaha r1/r1m Eliminating the standard velocity stacks

Eliminating the standard velocity stacks and replacing them with our unique fixed two-tier velocity stack system has resulted in some impressive gains

the founder of MWR

twin tube technology

36mm Piston

4SR TT Replica Black Series yamaha r1/r1m Eliminating the standard velocity stacksWe know there is nothing like it; when you start the engine and feel the indomitable force that pushes you forward. Adrenalin goes through you and you want to be faster and perhaps, the fastest! But before you go fast you need high quality professional grade equipment. Thats exactly what the TT Replica Black Series is as its features & functions are taken straight from the top line 4SR racing suits. Its racing pedigree is evident with its racing hump