Vortec 5.7L V8 SFI and 4WD. All the right ingredients! Extended Cab! There is no better time than now to buy this stout 1998 Chevrolet C/K 1500, ready to get on the job and get going. It is nicely equipped with features such as Vortec 5.7L V8 SFI and 4WD. This truck is at the head of its pack when it comes to cargo room. Impressive payload and interior room opens your day up to possibility.