
454 TBI vs 454 vortec - GMC Truck Forum
2006年7月13日 · TBI L19 454 230 hp @ 3600 385 lb/ft torque @ 1600 rpm 3/4 and 1 ton as well as 1990 454SS 80 lb/hr injectors (9-13 psi low pressure fuel system) TBI 454 255hp @ …
What's the difference between '93 & "94 TBI 454 engines via …
2009年8月22日 · I have a 1993 GMC K3500 dually with a 454 and I also have a 1994 GMC K2500 suburban with a 454. I was just pricing injectors for my suburban (bored as mine are …
Throttle Body Coolant Bypass Mod - GMC Truck Forum
2010年8月16日 · anybody ever done this? On the bottom side of your throttle body, there are two hoses. These hoses bring hot coolant through your throttle body and like the pads, assist in …
vortec 454 to 8.1L swap? - GMC Truck Forum
2008年1月3日 · Has anyone sucessfully done a 454 to 8.1l swap. I have a 98 vortec 454 and am doing research on putting in a 8.1l (L18) motor. I want to use the block and rotating assy of an …
Mods to get better gas mileage on a 454 - GMC Truck Forum
2013年1月6日 · looking to get some advice on mods in order to get better gas mileage on my 454. I know the plugs and stuff just seeing if there are any other ones out...
95 chevy 3/4 ton 454... want more power - GMC Truck Forum
2006年3月20日 · I have a 95 Chevy 3/4 ton 454 ext. cab. The specs on it put it at a wimpy 260 horse. I figure since it's only getting 10mpg, I might as well bump it on up to the days when …
1956 GMC Napco 4x4 - GMC Truck Forum
2004年12月11日 · [SIGPIC] [/SIGPIC] 94 Suburban 2500 454 4wd 56 GMC Napco 4wd 2000 Integra GS-R
88-98 Radiator Support Removal - GMC Truck Forum
2007年3月4日 · Is there a way to remove the radiator support on a 88-98 Silverado? I looked through my Chiltons Manual but couldn't find anything... I am getting ready to drop the 454 in …
My 383 Stroker TBI Project - GMC Truck Forum
2008年4月3日 · The specs on this cam are 207 int./213 exh @ .050, 0.437 int./0.454 exh. lift, and a 112* LSA. You should have a slightly noticeable idle with this cam along with good low end …
Chevy 454 MPG - GMC Truck Forum
2012年6月16日 · my dad dailies a 454. truck is a '98 chevy k2500 eclb, auto with 3:73 gears, all stock, and he averages about 11 mpg, but he doesn't really worry about it.bought it new …