malibu 3100 170hp grand am 3100 155hp [Archive] - GrandAmGT.com Forum

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awallsgt
10-27-2004, 08:06 PM
what did gm do that made the newer malibu 3100s that make them have 15 more hp then the grand am 3100s???

rocketfast123
10-28-2004, 04:29 AM
I just belive they use more things off the 3400. I dunno. I just know it is a gen II 3100. The new Century has 175hp and 195tq. See somthing wrong with that????