Click to expand Tap to zoom Trisco G-311 Professional Vacuum & Fuel Pump Tester by Trisco Sale ₱1,000.00 | / - 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Trisco G-311 Professional Vacuum & Fuel Pump Tester Large 3½" dial with color-coded scales Tests worn-out and faulty parts in fuel pumps, vacuum systems and similar lines. Long, flexible, heavy duty rubber hose and manifold adaptors included.