The intake manifold gaskets onto the alignment pins. When installing the intake manifold you want to make sure you have all the surfaces as well as intake holesĬleaned out before placing the manifold into position. Mazda Protege Timing Belt Guide Pulley Torque Spec : 17 ft-lbs Mazda Protege Timing Belt Tensioner Torque Spec : 33 ft-lbs Mazda Protege Camshaft Bearing Caps Torque Spec : 10 ft-lbs Mazda Protege Crankshaft Position Sensor Torque Spec: 15 ft-lbs Mazda Protege Camshaft Sprocket Bolt Torque Spec: 50 ft-lbs Along with the timing system is a crankshaft position sensor which should be tightened to 15 ft-lbs. The correct timing procedure is shown in the picture. To the correct locations and then install the belt by tensioning the tensioner and placing its grooves into the sprocket grooves. With the sprockets tight you can move the sprockets The camshafts are held down to the cylinder head by camshaft bearing caps which should be tightened to 10 ft-lbs. The camshaft sprockets get tightened to 50 ft-lbs, while the tensioner and idler gets tightened toġ8 ft-lbs. Before installing the belt itself make sure all the components are tight. This belt system consists of a sprocket on both of the camshafts, a tensioner, an idle or guide pulley, andĪ sprocket on the crankshaft. On the Mazda 2.0 DOHC engine the timing system is ran by the use of a belt. Mazda Protege 2.0L DOHC Cylinder Head Torque Specs : 15 ft-lbs + 90° + 90° Then you must again torque them toġ5 ft-lbs and then a 90 degree turn and finally add another 90 degrees by going through each bolt with each step.Īfter torquing the heads are completely installed and you can now move to intalling the timing. Then requires you to back them off a full turn. The 2.0L DOHC starts off with 15 ft-lbs and Head bolts have a multi-step process for torqueing. Once all the head bolts have been installed and finger tightened you can start the torqueing process, almost all Sure to lubricate the bolts in clean engine oil before installing them into the head. Use TTY or Torque to Yield head bolts meaning they stretch during torqueing and cannot be used twice. Be sure to buy new head bolts as many manufacturers Installing the head bolts to make sure it doesn't move. The gasket and block, if needed have someone assist with this process as the head can be heavyĪnd you don't want to scratch anything or drop it! Once the head has been placed you will want to start With the gasket in place you can set the cylinder head onto Something I usually do is spray down the head gasket with some engine copper spray from permatex which you canįind here, this ensures that any gaps that could be present between the 2 surfaces gets filled with theĪlso helps to transfer heat between the 2 metals. Once everything is ready youĬan install the head gasket onto the engine block by aligning the alignment dowels. Locations, typically this means putting the #1 piston to TDC or Top Dead Center. Much the same you have to set the pistons to their correct To set the camshafts to their correct positions to prevent any valves from hitting pistons during installationĪnd torquing of the head bolts. The first thing you must do when installing cylinder heads is to ensure both the block and head surfaces areĬompletely clean from dust, oil, and any debris. Mazda Protege 2.0L DOHC Connecting Rod Torque Specs : 17 ft-lbs + 90° To ensure all pistons move smoothly in and out of their cylinders and nothing binds. Rod bolts to 17 ft-lbs and then an additional 90 degree turn for each bolt. Once installed you can match the connecting rod caps with the correct rods and start to torque the connecting Or mark is facing the front of the engine and that you don't scratch the cylinder. The piston can now be lowered into the cylinder, make sure the dot Once the rings have been installed you can now fit the connecting rod bearings into the end capsĪnd lube them up with oil or lithium grease. Each ring manufacturer is different so be sure to check for your The instructions given with the new rings. Positions, this can be determined by looking at Make sure to put the correct rings in the correct Not to stretch the rings or break them during installation. To install the pistons and connecting rods you must first install the piston rings into each piston. Intake Manifold and Fuel Rail Torque Spec Timing Belt Cover Torque spec (Upper/Lower)ġ5 ft-lbs | loosen | 15 ft-lbs + 90° + 90° 2003 Mazda protege 2.0L Complete Torque Specs ListĬlick the area you are looking for! Timing Torque Specs
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