- 5.3 WOT rpms...
- Cracked block.
- 5.3 Express Van Headers
- Gosh dang it...
- Exhaust -what is to big
- Anybody putting headers on their 3/4 or 1 ton soon?
- Injectors maxed out any advice?
- gaskets?
- Strait Pipe???
- Has anyone run hooker aero chambers
- 99 5.3 vs 99 6.0 pros and cons
- Did the price of Corsa catback increase or what???
- Flowmaster Mufflers new contest - "Show us your flows"
- 5.3 Oil Pump Problems
- NE1 Using Edelbrock Tunnel Ram Looking Intake
- Will this wake me up?
- OBS to LM7 swap
- 6.2L intake manifold on a 4.8L???
- 01 yukon motor swap! help please
- 90mm or bigger tb in my 03... FAST 102 LSXR
- Scoggin Dickey truck cam??
- Cam Card Question
- Valley Cover and Knock Sensors
- Spark plugs for high compression 5.3...N/A
- what ya think of the chevy 502 or 572?
- Wideband Question
- 2000 silverado 5.3
- 5.3 cam and heads
- help please. whats the stock exhaust configuration on a 2002 2500 hd 6.0
- Thread i found: Fast ls3 intake vs. Ported l92 truck intake
- Possible Fuel Pressure Regulator Issue?
- oil Pressure dilemma
- Just got an L92 truck could use some help with what to do performance wise
- Injector design
- cam for 5.3
- 5.3 upgrade
- Fuel Rail Pressure Gauge
- LS1 Hotcam in a 5.3
- obs idling issue
- di/do magniflow vs two single in single outs
- What headers will fit a 91 GMC sierra
- smoking question
- Chevy silverado idles and turns off in cold weather
- How can i know if is a real vortec max????
- Trans temp sensor
- Is my LS2 suicidal?
- LS6 cam in 5,000lb truck?
- Which headers for a 87 5.7 with A.I.R
- Gutting a Cat
- need someone smarter then me...
- Need part number for dipstick tube..
- cam specs
- 5.3L vs 6.0L MPG in 2004 1500 Z71 Extended Cab
- Lsx 376???
- Injectors... will I need them?
- wtb 20s GMC
- The build is on!
- 2005 5.3 Exhaust Manifold Studs...
- Street cam/towing friendly?
- E-rod?
- whats the ly6 hp tq?
- 4.8 power
- 2002 2500HD cam choice.
- not sure what to do
- Help
- 5.3 cam and heads.
- 6.0 swap
- cam suggestions for a 350
- dr.x harness (help)
- think i might built my motor more instead of goin lifted...
- Fuel Injector question
- Cam Degree HELP!
- u/d pulley stock alt pulley belt size? help plz
- Laying down at shifts-???
- Tsp 228.
- ls1 hot cam 6.0
- Ebay 799's
- Electric fan conversion and 4" air intake done
- 5.3 gas mileage with TSP 220/220 & 3000 stall?
- Throttle bodies
- cam id
- installed long tube pacesetters
- Voodoo or a Comp Cam??
- 2009 5.3 3rd Cat
- Deatschworks injectors?
- 2004 5.3
- NNbs intake on 06 truck
- got some questions... need quick help...
- Thinking about Mustang 5.0 Cam Specs for 5.3L Vortec
- Rev limits of a cam only 4.8?
- True duals??
- Replacing stock manifolds with Mid-Length headers...
- L.e.d resistors
- just picked up twin 12in fans, lookin for UD's also
- vacuum blocks
- Latest Dyno, New MOD's
- cats or no cats...
- Help me calculate CR?
- Most reliable valve springs?
- Anybody tried a STOCK duramax muffler on an NA or Blower app?
- What ya think......
- What ya think......
- Edelbrock #3702 Camshaft???
- CFM Flow numbers for stock heads on an 09 Sierra 5.3???
- Stock Cam Specs for 2009 Sierra 5.3L???
- 2011 Suburban 2500 Intake
- Ceramic Coating/High Temp Paint ?
- intake question?
- Rotating assembly ?????'s
- Help with my Trailblazer SS
- lsxrt fuel injector o-rings (HELP)
- the best e-fan?
- 2002 5.3 Fuel "pump" only??
- Swap question.
- GM Variable Displacement
- some probs before emissions...
- 07 and up 5.3 headers
- cam opinions/recommendations for lq4 w 243s
- Pypes exhaust?
- Cam for a 4.8?
- 90mm TB Swap...Questions
- Tune verses Programmer
- Please help
- Battery light on after engine swap (not the alt)
- got headers? step in here & help me out
- chance to buy used cam
- Is it worth it???
- fuel system upgrades
- Header/Welding Question
- im dumb... resonator / muffler question..
- ? About injectors and fuel pump
- Help Choosing Pushrods
- engine build or motor swap
- hey im new so take it easy k
- Truck running weird when cold (4.8L)
- Walbro in-tank pump
- 5.7 Vortec Throttle Body
- l92 top end ?s
- intake question
- 706's or 243's on a 5.3?
- hey all... need some help and insight!
- Should I swap to 6.0 injectors?
- I need all the opinions I can get. Pics...
- cam for lifted silvy
- Picked out my cam, question about TB converter
- Fuel trim + Smoke
- who has eps tq v3 224/230?
- injector question
- I need motor swap ideas on a tahoe
- what trans for a carb lq4 carb set up?...
- Drivetrain Swap
- Oil on spark plug threads
- 2002 4.3L leaking coolant out of the hoses at the oil pan / bellhousing
- LQ4 injectors?
- L59 06 silverado 243 head swap good or bad??
- 5.3 to 6.0 swap, help.
- Need Cylinder Head Freeze Plug P/N
- TR6060 onto BBC??
- Learn me something fellas.
- K&N CAI Broken?
- xr-265 and high miles?
- Bassani Exhaust
- Quick question about ls3 shortblock with 243s
- Injector part number?
- cam,lifters, and rollers for 5.7
- 05+ efans or ls1 efans
- Deleting rear O2 sensors
- Will a 01 5.3 fit in a 03 ?
- TBSS Intake on 5.3 with 706 Heads...Gains??
- 00 07 ECLB OBX LT's and Cats Question ????
- torquer v2
- Internal engine cleaners?
- silly question about exhaust mpg
- 01 GMC yukon mods
- Another question about a BIG cam in a DD
- Vette FPR with TBSS swap
- Help!! Backfire???s
- Anyone know the ARP crank bolt TQ spec?
- LPP Lts & ORY install on SUV - note for SUV owners
- 5.3 heads w/ ls1 intake valves and port work, what cam to run?
- Help me make up my mind
- Most miles w/ cam?
- Pricing on FAST LSXRT Intake Manifolds?
- truck bucks hard on highway :/
- mandrel bent exhaust
- Anybody ever use PROCOMP products?? (heads)
- another cam?????
- Any MPG or small hp gains from an 05 4.8l V8 Airaid or similar throttle body spacer??
- Dumb quick question....ebay headers?
- What should i get ?
- what should i run???
- 2000 454 Fuel rail
- Mild build opinions
- 2007 Silverado intake question
- radiator
- CAI vs Stock Intake
- Need a cam for 08 Denali 6.2 1500 truck!
- What head bolts for what years?
- ls1/ls6 intake on 5.3L
- Thinking about a Cam Swap
- 4.3 to 5.7 k motor swap has anyone done it?
- Starter grinds, replaced starter, new starter gear got caught on flywheel
- Rod & spring combo for TR220
- Gen I SLP fbody long tubes on silverado
- Need Help, Valve Size
- Build codes.
- 08 silverado owners or whoever knows how to do this!
- Installing Lifters
- elec water pump on a dd
- 5.3 Cam
- Do aftermarket MAFs actually improve performance?
- Heater hose connector
- not sure what MAF harness i need for my interface
- is this normal?
- cleaning ports?
- Those of you that have the volant scoop....
- Rear Main Seal
- Pulling the trigger on parts...what to expect?
- 2 1/2'' Off Road Y Pipe
- ? about the 08 and up TB, (the 4 bolt one).
- Price check
- Cam in the 4.3
- Flowmaster or magnaflow????
- Decided on Magnaflow.. Installed today
- Ls1 camaro headers fitment?
- stock muffler
- Finally made up my mind, I want to build my 5.3 and go burbo. Can i obtain 800hp?
- 6.2 header question
- Push rod question?
- ls1 heads on 5.3
- Will I get and DRONE or RASP?
- 1987 TBI converting to Carburetor
- Rear main seal Issues *PICS*
- Yo!
- header longevity in Michigan salt
- swapped from SLP to magnaflow
- Borla owners, come in please!
- Underdrive pulley
- Which head bolts?
- just humor me...
- Starter bolts part #?
- 34" Radiator in 99 silverado????
- 6.2 swap
- Anyone run Aero Turbine mufflers?
- Pulley and Tune for Joe Gibbs Silverado
- Next mod?
- Pacesetter headers and ory
- shortys VS lond tubes?
- long tube headers quick ?
- lack of tri y headers