ok i need to install a new head gasket on my b16a SIR1 engine.. mine is leaking coolant... and causing the motor to overheat.. can i go to the local pep boys or oreily auto parts store and pick one up for pretty cheap? (20 dollars or so i hear) if not what are my options?? i just spent close to 1000 dollars on my car and im a little low on cash... so once i get the part i hav efound a garage where i can install the part.. i have a shop manual for the car but i need complete step by step instructions on how to install the new head gasket!

please help me guys!