LS1 crankshaft runout is checked at the No. 3 center main journal with a dial indicator. Learn how to measure crankshaft straightness, identify excessive runout, and determine whether an LS crank may be bent before assembling the short block.
If your Acura RSX cranks but won’t start, the engine is usually missing fuel pressure, spark, injector pulse, compression or immobilizer authorization. Here’s how to test the real cause before replacing perfectly good parts.