O.S. 21XZ-B VII 1/8 Scale Competition Buggy Engine

The perfect balance between price and performance

As competition-level buggy engines go, the 21XZ-B VII is a super value! By making it lighter, lower and cooling running, it exceeds the expectations of even pro racers — delivering power comparable to the Speed Spec II at a lower price. 1/8 scale drivers looking for a performance advantage will find it with the 21XZ-B VII powerhouse!

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FEATURES:

  • Performance that rivals that of the acclaimed Speed 21XZ-B Spec II
  • Shares the same piston, liner and con rod as the Speed version
  • Lightening holes in the cylinder head reduce overall weight
  • Other enhancements include a lower CG and improved cooling
  • A 22B2 single needle carb makes tuning a breeze
  • Optimized power band
  • Silicone filled crankshaft with tungsten counter weights
  • Blue anodized head
  • Incredible throttle response
  • 7 mm carb reducer is included

Displacement: .213 cu in (3.49 cc)
Bore: .641 in (16.27 mm)
Stroke: .661 in (16.8 mm)
Practical RPM: 4,000-45,000
Power Output: 2.7 hp @ 34,000 rpm
Weight: 12.77 oz (362 g)
Available: Now

OSMG2053 21XZ-B VII 1/8 Scale Competition Buggy Engine…………………….$319.99

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