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O.S. Engine O.S. Speed 21XZ-B TY 110% w/ T-2090SC Offroad Engine Combo Set

USD 520.90

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Tags: O.S. Engine Engine

Description:

This is O.S. Engine O.S. Speed 21XZ-B TY 110% w/ T-2090SC Offroad Engine Combo Set. This special 21XZ-B edition motor was built to Ty Tessmann's custom requirements in order to help him win of the world championships. Based on B2101, the heat sink head has a refined design for improved cooling during a race on Ty's request. It also uses a newly adopted 5.8mm reducer to improved fuel efficiency making a crusial difference over a long race. This combo set includes a matched exhaust set using a newly designed 90mm long manifold to give Ty the best fuel economy and a reliable stable idle to suit his tough racing requirements.

Feature:

  • For: Nitro RC

  • Material: Metal

  • Color: Silver

  • 5.8 mm carburettor reducer for improved fuel consumption performance.

  • This combo set adopts a 90mm long manifold, for fuel economy and improved idle.

  • Silver anodized finish heat sink head designed exclusively for Ty Tessmann.

  • Crankcase & crankshaft with laser etched Tessmann logo.

Specification:

  • Weight: 356g (12.59 oz)

  • Displacement: 3.46cc (0.211 cu.in.)

  • Bore: 16.4mm (0.646")

  • Stroke: 16.4mm (0.646")

  • Power Output: 2.65 ps (2.61 hp) @ 34,000 rpm

  • Practical RPM: 4,000 - 42,000 rpm

Include:

  • O.S. Engine O.S. Speed 21XZ-B TY 110% w/ T-2090SC Offroad Engine Combo (1 set)

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