S&G Auto Marine Division

Marine & Boat Repair Services

Specialized engine servicing, 12V marine electrics, and outboard repairs in Pontypool.

Outboard Motor Servicing

Comprehensive servicing for 2-stroke and 4-stroke outboard engines. Gearbox oil changes, impeller replacements, spark plugs, fuel line checks, and winterization.

Inboard Diesel & Petrol Repairs

Mechanical maintenance and repairs for inboard marine engines. Cooling system overhauls, belt replacements, fuel filter changes, and general mechanical troubleshooting.

12V Marine Auto-Electrics

Custom marine re-wiring, bilge pump installs, dual-battery split charge systems, switch panel installations, and electrical fault tracing in harsh environment setups.

Carburetor Cleaning & Rebuilds

Full teardowns, diaphragm replacements, jet tuning, and deep ultrasonic tank cleaning for gummed-up marine carburetors and small engines.

Off-Grid Solar Installs

Custom solar panel fitting, MPPT charge controller installation, and battery bank setups for leisure craft, canal boats, and motorhomes.

Brackets & Metal Fabrication

Custom metal fabrication, MIG welding repairs for engine mounts, trailer modifications, and structural hardware fixes for marine equipment.

Have an Engine or Electrical Issue on the Water?

Bring your outboard or components to our Pontypool workshop for diagnostic checks and servicing.

Enquire About Marine Services

Let us know what engine or electrical work you need assistance with.