OER

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OER Corporation☁ of Osaka was established 1966 as 'SK Engineering Ltd.' and renamed 'OER Corporation' in 1991.

SK Turbo kit was developed and marketed 1979.

SK carburetor was developed by OER for racing purpose 1983-1986 and the first SK Carburetor Kits launched 1987. Fits the standard Weber DCOE carburetor manifolds. Looks like a Mikuni, but uses Weber DCOE tuning parts. Has two advantages: externally adjustable float level and externally adjustable accelerator pump stroke. Only available in racing sizes starting at 44mm (too big for most A-series except racing engines).

SK Racing Carburetor

Now renamed OER Racing Carburetor

Album 19062 Album 19060 Album 19057

OER Corporation carburetor home page starting at about $470 each ex-Japan (2011. Prices in 2025 start at $480).

B-Projects can supply New OER Sideys. 2011 prices:

• 45mm $540ea
• 47mm $590ea
• 50mm $1020ea

Racetep

Rebello recommends them for L-series Datsuns.

SK manifold
Album 31220