4-Gauge Carburetor Synchronizer – Vacuum Tester for 2–4 Cylinder Engines
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Code:62670
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Weight:3.302 Kgs
Carburetor synchronizer with four vacuum gauges for precise tuning of multi-cylinder engines. Ideal for motorcycles, cars, and small engines, ensuring stable idle, improved throttle response, and optimized fuel efficiency.
Estimated Shipping
outside Varna starts at
€4.94
to Varna starts at
€4.94
This synchronizer with four large vacuum gauges (Ø 92.5 mm) allows real-time adjustment of throttle synchronization while the engine is running. Ensures even vacuum across cylinders for smoother idle, reduced vibrations, and better engine performance.
Applications
Designed for:
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Motorcycles, cars, and small engines with 2–4 cylinders
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Checking and adjusting throttle plate synchronization
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Improving idle stability, acceleration, and fuel efficiency
For motorcycles, fuel tank removal may be required to access vacuum ports. Adjustment can then be performed while the engine is running.
Technical Specifications
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Vacuum range: 0 to -70 cm Hg (0 to -30 in Hg)
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Pressure range: 0 to 14 PSI (0 to 1 kg/cm²)
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Gauge diameter: Ø 92.5 mm
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Thread compatibility: M6 x 0.75 & M6 x 1.00
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Suitable engines: 2–4 cylinders
Delivery Contents
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4 × Vacuum gauges Ø 92.5 mm
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4 × Rubber hoses 7.2 × 5 × 750 mm
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4 × Hose clamps with spare sealing rings
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8 × Connectors (M6 x 0.75 & M6 x 1.00)
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4 × Extensions 98 mm
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4 × Extensions 170 mm
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1 × Adapter
Zero Adjustment
To reset the gauge needles:
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Remove the sight glass
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Adjust the needle to 0 using a flat screwdriver
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Reassemble the sight glass
