O'Donnell Super Sport .21 Off-Road Competition Engine [ODOG5010]

O'Donnell Super Sport .21 Off-Road Competition Engine
[ODOG5010]

Low Price: $229.99

$O\'Donnell Super Sport .21 Off-Road Competition Engine$

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This is the O'Donnell Super Sport .21 Off-Road Competition Engine. Designed in the USA by Steve O'Donnell,this engine features four port ABC cylinder liner construction- "A"luminum piston, "B"rass cylinder liner with a "C"hrome plating. Two-needle aluminum body slide valve carburetor with hard anodized slide barrel, double O-rings on both needles, 7mm and 8mm restrictors and thermal insulating sleeve to prevent vapor lock. Balanced Max-Flo crankshaft with Class 5 precision front and rear crankshaft bearings. Machined 7075-T6 aluminum connecting rod with double bushings and a unique compact 4-spring header attachment design.

Features

The crankcase, cylinder sleeve and piston materials are optimized for uniform expansion, which improves durability and reliability
4-port ABC cylinder
Balanced Max-Flo crankshaft with Class 5 precision bearings
Machined 7075-T6 aluminum con rod with double bushings
Unique, compact 4-spring header attachment design
Features the original O’Donnell-designed “big head” machined aluminum heatsink head, dropped down low for a better CG
Slide valve carburetor features an aluminum body, hard anodized slide barrel, low- and high-speed needles with double O-rings on both, thermal insulating sleeve that prevents vapor lock, 7mm and 8mm restrictors
Includes a high-performance O’Donnell #99 glow plug
Excellent for both intermediates and experts

Current Reviews: 15

This product was added to our catalog on Wednesday, October 28, 2009.

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