My e revo dont have the snap off the line!!

[raptor50]

I got the tekno kit with the following,,

Nememsis, 7Xl maybe i should have gotte 8xl
MMesc, CC bec, which doesnt work now,,
maxamps, 15C 4S 4000 batt.
stock servos steering.. should I go with single servo? dont want to spend $100+ but I need a place to mount my receiver box..
J concept wing
proline body..

my revo dont have the snap off the line start. I put the clutch llike the way tekno decribed it. Can I get rid of the clutch spring? it shifting to 2 very nicely.. also is ther any upgrades I should get besides the bling factor?