If your lift isn't too high it's really hard to beat a set of GM LS3 rocker arms (PN 85428-16). Lunati did find a way to make them a bit more reliable by punching out the stock cageless, and sometimes ...

LS3's can make great power with the stock heads, but Trick Flow engineers combined the best features of GM's LS3 and LS7 cylinder heads with its own race-winning engineering and technology to create ...

When the 1997 C5 Corvette hit the road it was our first look at GM’s new LS1 powerplant. The all-aluminum EFI-fed mill was leaps and bounds better than the LT1 it replaced and there wasn’t an ...