Originally Posted by Shadytrixta1
i put in the nismo motor and tranny mount on my 95 S14 a couple weeks ago no complaints except for a thunking i can feel under my feet, im gonna get under it and tighten every thing up aome more when i get time.weird thing is it happens at idle and as you start rolling for a second then goes away and comes back right around 3000rpms.
i have the same thing happening what i can tell is that it's prob your exhaust hitting