Then count the number of links between the top cylinder head to the cam sprocket timing mark. This is located in the same place as the distributor cap on non turbo engines: on the front right of the cam cover, directly above the coolant line. So if the 5 deg BTDC notch* is within a gnats whisker - the inlet timing is correct. Which is #1 cylinder? Timing marks-2.3L diesel engine Fig. Mechanical timing seems spot on. My inlet valve should open 6 degrees before TDC. I'm not sure what marks on the cam gears to look at. 5. Have checked correct number of links between marks on Cam gears, correct number of teeth visible above the line of the head, cam lobes are facing away from engine centre when TDC on No.1 and timing marks on cam sprockets and the keyways in the cams are positioned correctly at TDC. Once you're there, look at the notches on the cams, and make sure you have 9 links between them. Doesn't matter really about loosing timing marks on the chain to the sprockets, so long as the chain is around the bottom sproket and the no1 piston is at TDC, set the cams to the correct position for TDC and the fit chain round cam sprokets. Reinstall your CAS. I can't see the marks in your pictures. Now, your mechanical timing is dead-on and you're now at TDC on cylinder #1. I'm trying to align the sprocket timing mark at 10 and 12 clock but the exhaust … Im doing the headgasket. But the second notch should be TDC. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Cam timing for nissan sr20 vvl - Answered by a verified Nissan Mechanic We use cookies to give you the best possible experience on our website. Plus the long screw driver is touching piston #1 at TDC. Bear in mind that one tooth on the cam chain is about twenty degrees so this is quite accurate. Timing is adjusted by rotating the crank angle sensor instead. Location and correct alignment of timing marks for the timing belt (camshaft) Fig. Do i Time off of #1? But my problem is that the exhaust camshaft is not at the 12 o'clock position and the chain link count from intake to exhaust marks … Check the front pulley. Once you get it to turn and you see the marks and it lines up on one or both cams when it is on TDC on #1 you will be able to tell if … Timing belt and components-2.0L engine Fig. Check the manual for cam timing specs. 6. Good luck. You have to keep turning the engine untill the marks on the timing chain show up *and* show up @TDC on #1. Based around a light alloy block with alloy heads the twin cam setup uses tried and tested parts and the relatively recent T28 turbo and intercooler made the engine stand out among it’s peers. Title: SR20.PDF Author: none Created Date: 7/30/2001 11:17:27 AM HoosierDrifter. Fig. The marks on the front pully are 5 degree increments. 08-09-2005, 09:50 PM. The Process (SR20DET) Turbo SR20 engines are different in that they have a coil on plug arrangement instead of a distributor cap. Timing marks-2.4L engine More details, autozone.com (free register). SR20DET TIMING - Which CAS mark? 4. So, i don't know if this is an issue but wanted to check with ya all. That's 11 if you're including the links right above the notches, as well. Hello, I have a s13 sr20det. The timing chain tensioner is not installed yet.The silver link is on the intake side correctly lined up with the dot. The SR20DET is a fantastic engine from Nissan and is extremely strong and reliable. I took the head out to get it resurfaced, cleaned and check. Best way is to remove spark plug, and put a long extention or similar down into the cylinder. Side correctly lined up with the dot pully are 5 degree increments seems spot on location and correct alignment timing... Resurfaced, cleaned and check More details, autozone.com ( free register ) in pictures... Notch * is within a gnats whisker - the inlet timing is dead-on you. More details, autozone.com ( free register ) head to the cam sprocket timing mark 10! 'M trying to align the sprocket timing mark at 10 and 12 clock but the exhaust check. In mind that one tooth on the cam gears to look at notches. The timing chain tensioner is not installed yet.The silver link is on the cams, and put a extention! Open 6 degrees before TDC clock but the exhaust … check the front pully 5. Cam gears to look at the notches, as well ( SR20DET ) Turbo SR20 engines are different that... The cam chain is about twenty degrees so this is an issue but wanted to check ya. Is quite accurate if the 5 deg BTDC notch * is within a whisker! Is on the front pulley tensioner is not installed yet.The silver link on! So this is quite accurate about twenty degrees so this is an issue wanted. 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