UPDATE: totally forgot to update you guys!
Replaced my clutch fork, the gear still block me from getting into gear. This hissing sound occur when gear is block. After able to get in 5th gear and put back into natural, hissing sound stop and I'm able put in reverse and first. Any idea what cause it. I have southbound endurance clutch. Any help will be appreciated! I dont know how to post sound clip on here.. i have also post this on the AZ86 members page with video/sound clip
https://www.facebook.com/groups/1422313724716286/