Home » EFI Hardware Products » Throttle Bodies » DCOE Type » throttle body race-series DCOE sizes 40mm to 50mm
Race Series available in 40, 45, 48 and 50mm
Manufactured from 601 Cast aluminum and are heat treated before being CNC machined. The butterflies are measured for each bore & precision machined to a 0.0005" tolerance. Butterflies are secured to centreless ground brass shaftswith split screws to ensure reliability and serviceability. All are fitted with bearings rather than bushes to eliminate axial shaft movement. Low stiction bearings for sharp throttle response.
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We now recommend
and use SKF bearings.
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