In some cases, a rattle in the entrance of the engine doesn’t necessarily indicate the VCT gear is worn out. The timing chain guide within the SR20 and KA24 engines is thought to loosen and rattle, knocking to the valve deal with as the timing chain moves beneath it. On https://get-social-now.com/story4026362/the-basic-principles-of-jdm-nissan-sr20-turbo-engine-for-sale