Hercules GTA4800 — To remove the valves
Repair & overhaul
For the Hercules GTA4800, from the Hercules service manual.
Applies to: Hercules G4800 series engine
Procedure
- Remove cylinder head.
- With clamp type valve spring compressor, compress valve springs and remove valve spring locks.
- Remove valve springs, valve stem seals, and seats; lift out valves.
- Clean all carbon from cylinder head, piston heads, valve seats, valve guides, and valves.
Tools required
- clamp type valve spring compressor Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Hercules service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.