for sale: 1991 honda civic si hatch. sunroof, a/c, projecter headlights,coilovers, jdm marker and bumper lights, short throw shifter,del sol rims(painted to match the car),cold air intake,white face guages,triple gauge pod with white face boost,a/f ratio,and oil pressure gauges,car has black interior in excellent condition, black exterior with average wear and tear.engine is d16a6,with 5 speed tranny. Only problem with the car is a main bearing or possable thrown rod in engine,It still starts and runs ut the engine is knocking.800.00 firm

ok this is the ad i found and i was wondering how hard is it to replace a main bearng and should i purchase the car??? with the engine like it is because alot of ppl have older civics but all have the same problem