HITACHI 4-Barrel: Overhaul: Reassembly
To assemble, reverse disassembly procedure. Discard all old gaskets, using new ones. Clean and inspect all parts. Prevent primary and secondary system parts from becoming mixed. When installing bi-metal spring housing, fit choke shaft lever to bi-metal spring by closing choke valve and pulling vacuum diaphragm shaft.
CARBURETOR ADJUSTMENT SPECIFICATIONS
| Application | Idle Speed (Engine RPM) | Float Level Setting In. (mm) | Float Drop Setting In. (mm) | Choke Linkage (Off Car) In. (mm) | Accelerator Cable Free Play | Choke Valve Opening In. (mm) | |||
|---|---|---|---|---|---|---|---|---|---|
| Hot | Fast | ||||||||
| RX7 | 750 | (1) | .61-.65 (15.5-16.5) | 1.8-2.2 (46-56) | .22-.24 (5.5-6.2) | .04-.12 (1-3) | .03-.04 (0.8-1.0) | ||
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