Ever since the LS1s came out, many have dismissed TPIs and LT1s, mainly for two obvious advantages the Gen III has over them: a distributorless ignition and a powerful, easy to tune PCM. The only ...
A detailed how‑to explains how to tell faulty spark plug wires from ignition coils in LS engines, a common cause of misfires and hard starts. It recommends combining visual inspections, OBD‑II ...
At GMHTP, we cater to all years of GM EFI muscle, and the LT1-powered GMs are no exception. Though today overshadowed by the much-adored LS1 and LS6, the LT1 can be made to run with many of the newer ...