Injection Pump Gauge Kit for GM Manufacturer: LISLE Availability: 10000 in stock SKU: LS 70080 Manufacturer part number: 70080 UPC: 083045700807 Call for pricing Qty: Buy Now Custom wishlist OK Add to wishlist Add to compare list Email a friend Used on late model GM Direct Injection engines including 2.5L, 3.6L VVT, 5.3L and 6.2LAllows Correct Installation of the High- Pressure Fuel Pump by Ensuring the Fuel Pump Camshaft Lobe is on the Base Circle. Before installing the new fuel pump, insert the correct gauge into the engine. If the lip of the gauge does not sit flush to the engine, turn the camshaft until the gap is gone. Misalignment and improper torquing of the bolts could lead to damage to the fuel pump or engine camshaft. Overview Attachments Reviews Used on late model GM Direct Injection engines including 2.5L, 3.6L VVT, 5.3L and 6.2LAllows Correct Installation of the High- Pressure Fuel Pump by Ensuring the Fuel Pump Camshaft Lobe is on the Base Circle. Before installing the new fuel pump, insert the correct gauge into the engine. If the lip of the gauge does not sit flush to the engine, turn the camshaft until the gap is gone. Misalignment and improper torquing of the bolts could lead to damage to the fuel pump or engine camshaft.