Login or Register

O.S. Speed 21XZ-GT With T2060SC

Share/Bookmark
  
  
_DSC0055x.jpg

The O.S. Speed 21XZ-GT is an all-new 5-port engine. It features a newly developed piston and 5-scavenging port cylinder, crankshaft, and crankcase to fit on-road GT track. These parts are totally different from those of SPEC III. The Speed 21XZ-GT has a 7mm carburetor restrictor conform to ROAR regulation. This comes with the T2060SC tuned pipe and the 70mm manifold M2003SC - especially designed for the GT category for better pick-up.

 

_DSC0056x.jpg

Features:

1. Adopted cleaning 5 ports + exhaust 3 ports as per ROAR regulation
2. Double adjustment type carburetor equipped with 7 reduced as per ROAR regulation
3. Newly designed, light-weight outer head of lower central gravity
4. Illuminated outer head with a more professional racing engine look
5. Short manifold M2003SC (70mm) that is for GT Touring and T2060SC is included

_DSC0057x.jpg

Specifications:

Displacement: 3.49 cc (0.213cu.in.)
Bore: 16.27mm (0.641in.) 
Stroke: 16.80mm (.0661in.) 
Practical RPM range:      4,000-42,000 rpm 
Max. power output: 2.65 ps /2.61 hp @ 34,000rpm 
Scavenging port: 5-port 
Exhaust port: 3-port 
_DSC0058x.jpg
_DSC0060x.jpg
 
_DSC0054x.jpg
 
 
Price: SGD$627.17