Fig. Timing marks-2.4L engine More details, autozone.com (free register). The timing chain tensioner is not installed yet.The silver link is on the intake side correctly lined up with the dot. So, i don't know if this is an issue but wanted to check with ya all. 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. 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. The marks on the front pully are 5 degree increments. Title: SR20.PDF Author: none Created Date: 7/30/2001 11:17:27 AM Best way is to remove spark plug, and put a long extention or similar down into the cylinder. You have to keep turning the engine untill the marks on the timing chain show up *and* show up @TDC on #1. Bear in mind that one tooth on the cam chain is about twenty degrees so this is quite accurate. Now, your mechanical timing is dead-on and you're now at TDC on cylinder #1. HoosierDrifter. 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. The Process (SR20DET) Turbo SR20 engines are different in that they have a coil on plug arrangement instead of a distributor cap. 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. I'm trying to align the sprocket timing mark at 10 and 12 clock but the exhaust … 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. Good luck. 6. Check the manual for cam timing specs. Location and correct alignment of timing marks for the timing belt (camshaft) Fig. Once you're there, look at the notches on the cams, and make sure you have 9 links between them. My inlet valve should open 6 degrees before TDC. I took the head out to get it resurfaced, cleaned and check. Timing belt and components-2.0L engine Fig. 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 … Mechanical timing seems spot on. Which is #1 cylinder? Reinstall your CAS. I'm not sure what marks on the cam gears to look at. 4. Plus the long screw driver is touching piston #1 at TDC. 08-09-2005, 09:50 PM. Timing marks-2.3L diesel engine Fig. 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. Check the front pulley. The SR20DET is a fantastic engine from Nissan and is extremely strong and reliable. That's 11 if you're including the links right above the notches, as well. I can't see the marks in your pictures. Im doing the headgasket. Timing is adjusted by rotating the crank angle sensor instead. 5. Do i Time off of #1? Hello, I have a s13 sr20det. SR20DET TIMING - Which CAS mark? So if the 5 deg BTDC notch* is within a gnats whisker - the inlet timing is correct. 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 … Marks for the timing belt ( camshaft ) Fig that one tooth on the cam sprocket mark! 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