odonnell ODOG5010

This is the O'Donnell SS .21cu in (3.4cc) Off-Road Engine. Excellent drop-in engine for the O'Donnell Z01-B R off-road Buggy Kit Designed in the USA by Steve O'Donnell Four port ABC cylinder liner construction-"A"luminum piston, "B"rass cylinder liner with a "C"hrome plating Class 5 precision front and rear crankshaft bearings Three-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 Machined 7075-T6 aluminum connecting rod with double bushings Unique compact 4-spring header attachment design 90 day limited warranty through manufacturer O'Donnell SS .21cu in (3.4cc) Engine with slide valve carb, 7 and 8mm carb restrictors, O'Donnell #97T glow plug, standard cylinder head button and instruction manual Glow Fuel: Car blend with 20-30% nitro content Air Filter: ODOC1525 Glow starter and track equipment Practical RPM: 3,000 - 42,000 Output: 2.7 hp @ 36,000 RPM Carburetor Needle Settings: High Speed 2-1/2 turns out Low Speed 1-1/2 turns out Distance Between Mounting Holes Same Side: 0.83" (21mm) Distance Between Mounting Holes Opposite Side: 1.5" (39mm) Height from Bottom of Mounting Tab to Top of Cylinder Head:3.4"(87mm) Height from Bottom of Crankcase to Top of Cylinder Head: 4" (103mm) Cylinder Head Diameter: 2.4" (60mm) Width of Crankcase Below Mounting Tabs: 1.3" (32mm) Distance from Backplate to Front Bearing: 2.5" (64mm) Distance from Backplate to end of Crankshaft: 3.7" (93mm) Bore: .648" Stroke: .646" Weight: 14.1 oz (400g) jxs 10/26/07 update JAW 7/14/09 &