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  1. Engine & Performance
    Hey guys, ive got to put a new oil pump in my truck and need advice on what to get. Its a 5.3l LM7 (2004) with a cam, ported heads, raised compression, and valve springs. Truck made 455 on the dyno, and it is my daily driver with 140,000 miles and a stock bottom end. It sees regular cold starts...
  2. Engine & Performance
    So ive got a 2011 chevy silverado 5.3L with now 134,000 miles. Ive had it for 1 year and 1 month. First issue back in January was a oil pressure sensor code, changed it out was fine.. few months later check engine light all the codes missfire in cylinder 6, collapsed lifter. Got both banks...
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