Search for:
Advanced Search
About Us | Contact Us | Terms & Conditions | Privacy Policy
LA1 VIN E 3400 V6

Parts and Services for the 1996 Chevrolet Lumina APV, 1996 Pontiac Trans Sport, 1996 Oldsmobile Silhouette, 1997–2005 Chevrolet Venture, 1997–2005 Pontiac Trans Sport/Montana, 1997–2004 Oldsmobile Silhouette, 2001–2005 Pontiac Aztek, 1999–2005 Pontiac Grand Am, 1999–2004 Oldsmobile Alero, 2000–2005 Chevrolet Monte Carlo, 2000–2005 Chevrolet Impala, 2002–2005 Buick Rendezvous


Image Name Price  
HPTuners VCM Suite HPTuners VCM Suite
HPTuner's VCM Suite will allow you to tune your OBD2 equipped vehicle, given that it is on the list of supported vehicles.  If you are not familiar with their setup, please check their site at http://www.hptuners.com/ There are 2 versions of the suite, Regular, and Pro.  With the Pro …
$499.99
Buy More
Coolant Bypass Kit Coolant Bypass Kit
3/8" hose and 2 hose clamps.  This is all you need to bypass the coolant lines that go to the 3100 and 3400 throttle bodies.  Useful for swaps.  
$2.99
Buy More
LX5 65mm Throttle Body LX5 65mm Throttle Body
This is a stock LX5 3.5l V6 Throttle body, which has a 65mm bore.  Can be used on the 3100, 3400, and 3500 upper intake with the WOT-Tech LX5 TB Adapter, and some DIY work to the throttle cable bracket. 
$74.99
Buy More
LX5 65mm TB Adapter LX5 65mm TB Adapter
More are being made and we should have them by Oct 15th if not sooner.   While not as simple to use as our billet option, We have designed an adapter to use the 65mm TB found on the Oldsmobile 3.5 DOHC. Bolting it to the manifold (3100, 3400 or 3500, both bolt patterns and sets of bolts are in…
$54.99
Buy More
Upper Intake Install Kit Upper Intake Install Kit
This is the gasket kit you need if you do not want or need to pull the lower intake manifold off the engine.  Includes upper intake gaskets, throttle body gasket, and EGR gasket.  Please put the year of your vehicle/engine so that the right EGR gasket is sent.
$19.99
Buy More
1996-2005 3400 and 2000+ 3100 Intake Manifold Gasket Set 1996-2005 3400 and 2000+ 3100 Intake Manifold Gasket Set
For 1996-2005 3400 and 2000+ 3100 engines only. Everything you need for installing our ported manifolds, or upgrading the factory lower intake manifold gaskets.  Factory came with plastic gaskets, that are prone to leaking.  We only use the 3rd revision full metal lower intake gasket…
$79.99
Buy More
Completion Gasket Set Completion Gasket Set
This gasket set will complete a head gasket set to provide all gaskets and seals needed for a complete engine build.  For all 3100 and 3400 engines.  WOT-Tech replaces the black oil pump drive O ring with a high temp brown O ring.  …
$39.99
Buy More
Innovate LC-1 Standalone Wideband Controller Innovate LC-1 Standalone Wideband Controller
The LC-1 includes the sensor, cable, deep bung with plug, wiring for ground/calibration and logworks software to record through a serial port.  You can check out the installation directions here. The LC-1 Lambda cable is a complete wideband controller built in to a sealed cable. It features …
$179.99
Buy More
2000-2005 3400 Injectors 2000-2005 3400 Injectors
These are used 00-05 injectors that have been cleaned, spray tested, and ohm checked. 
$99.99
Buy More
28# Injectors 28# Injectors
These are used injectors that are rated at 24.7# @ 43.5 PSI, 28.5# @ 55psi,  They are a drop in for the 2000 and newer 3100 and 3400 engines, or require different connectors for 1999 and older multec 1 style injectors.  These connectors are available for cut/splice installation. …
$119.99
Buy More
36# L67 Injectors 36# L67 Injectors
Set of 6 used Bosch injectors that have been cleaned and tested for a proper spray pattern.  Commonly called 36# injectors, these are measured at 352cc/min, or 33.5 # at 3 bar.  These use the same connector as 1999 and older 60V6 motors.  2000+ multec 2 will need to change the connect…
$129.99
Buy More
00+ Injector Connectors 00+ Injector Connectors
2000 and newer Multec 2 injector connectors (6) for injector swaps.  These connectors are used but in excellent condition.  …
$19.99
Buy More
3x00 Header Flanges 3x00 Header Flanges
3/8" thick mild steel header flanges for the D shaped 3100, 3400, and 3500 LX9 heads.  For use with 1 5/8" primary tubes. 
$54.99
Buy More
ARP Header Studs ARP Header Studs
Headers can represent a sizable investment, so you'll want to keep them securely attached. In addition, exhaust leaks can cost you power and even cause damage to your vehicle. ARP has the answer, in the form of their stainless steel header studs. They're made from premium 300 stainless steel…
$109.99
Buy More
3400 MLS Head Gaskets 3400 MLS Head Gaskets
MLS head gaskets are comprised of three layers of stainless steel. The outer layers are an embossed viton coated stainless steel providing a superior seal with excellent rebound characteristics (reusable!) and are corrosive resistant. MLS head gaskets reduce bore distortion and withstand extrem…
$199.99
Buy More
3400 Head Gasket Kit 3400 Head Gasket Kit
A complete gasket setup for installing heads on your 96-05 3400 engine Kit includes Felpro - 2 Heavy Duty Head Gaskets, Metal Lower Intake Gaskets (latest revision), Upper Intake Gaskets, Valve Cover Gaskets, Exhaust Manifold Gaskets, Throttlebody Gasket, EGR Gaskets, Thermostat Seal, Heater T…
$204.99
Buy More
Manley Steel Retainers and Keepers Manley Steel Retainers and Keepers
Set of 12 Manley LS retainers and keepers, made in the USA. 13% lighter than stock per valve and more consistant install height than Comp.  Manley shaved the top of the retainer to be flush with the keepers, which gives more clearance between the retainer and the rocker arm.  Titanium…
$89.99
Buy More
Comp 26915 Valve Springs Comp 26915 Valve Springs
Set of 12 Comp 26915 Valve Springs 105 @ 1.800" 293 @ 1.200" Coil Bind @ 1.100 313 lb/in spring rate      …
$149.99
Buy More
Comp Cams 26986 Valve Springs Comp Cams 26986 Valve Springs
Set of 12 Comp 26986 Valve Springs 123 @ 1.750" 284 @ 1.175" Coil Bind @ 1.060 280 lb/in spring rate   …
$164.99
Buy More
LS1 Valve Spring Seats LS1 Valve Spring Seats
.522" ID 1.171" OD, for use with all LS based valve springs such as the yellow stock LS6 springs and the Comp 26915.  1999 and older 3100 engines should already have the guides machined to accept this size seat.  If your vehicle calls for the Felpro SS72851 valve stem seal s…
$34.99
Buy More
Valve Stem Seals for LS1 Seats Valve Stem Seals for LS1 Seats
For valve springs that require the LS1 seats to be use, a non stock valve stem seal is required.  There are 2 versions available, for .520" and .553" OD valve guides.  94-99 3100 and 3400 engines use the orange .520" stock seals.  Everything 2000 and newer use the blue …
$24.99
Buy More
3500 V6 Valves (LX9) 3500 V6 Valves (LX9)
Stock replacement valves for the 3500 engine. 1.76" intake and 1.42" exhaust, like all 3400 and 3500 motors, and the 2000 and newer 3100.  2.8/3.1 and early 3100 (small port) owners can upgrade to the larger intake size once a valve job has been performed.  This valve set offers…
$139.99
Buy More
Manley Race Valves Manley Race Valves
These Race Flo and Race Master valves for the 3100*, 3400, and 3500 engine are a perfect example of what stainless steel valves should look like and perform.  Stainless Steel XH-426 Exhaust and NK-842 Intake valves Chrome Stems and Hard Tips Swirl Polished and Fully Machin…
$274.99
Buy More
Head Bolts Head Bolts
Stock head bolts are a torque to yield design, which means they stretch when they are installed to their specified torque rating (For example, the 3400 is 44 lb ft + 95°).  Once the bolt has been used, it should not be used again.  Please put the vehicle in the addition…
$36.99
Buy More
ARP Head Stud Kit ARP Head Stud Kit
This kit has been tested on a the 3100, 3400, and 3500 cylinder heads using the stock roller rocker arms.  Includes 8 long studs, 8 short studs, 16 washers, and 16 12 point nuts. Recommened ARP moly lube is included.  Studs should be installed hand tight and the nuts torqued down 82 foot p…
$184.99
Buy More
Stock cast 3100/3400/3500 Camshaft Stock cast 3100/3400/3500 Camshaft
Same specs as stock, only a single piece design vs the stock press on lobe setup.  Ideal for regrinds. This cam uses the 94-99 cam sensor which is compatible with all styles of sensor used in these motors. Stock cams are not stocked, but take less than a week to get.  …
$199.99
Buy More
Camshaft Selection Service Camshaft Selection Service
Take the guess work out of your cam selection by filling in the details for your application and engine.  A coupon will be given with the results, to offset this expense with the cost of the Comp Cams roller cam for your 3100, 3400, or 3500 engine. Please make sure your email address will acce…
$29.99
Buy More
MPG/Torque Camshaft MPG/Torque Camshaft
If you need more low rpm grunt, or want better fuel economy, this is the cam for you.  Stock pushrods can be used with this cam, or .020" longer pushrods can be added for optimal preload and performance.  1500-5500 RPM powerband, 6000 RPM shift points max recommended. Stock valve…
$339.99
Buy More
Street Performance Camshaft Street Performance Camshaft
Improved power from 2000-5500 RPM, this cam is more performance oriented than the MPG/Torquer cam while still retaining perfect idle and slightly improved fuel efficiency.  Stock pushrods can be used, though longer pushrods are recommended for optimal lifter preload and performance. 5500-6000 R…
$339.99
Buy More
Street/Strip Performance Camshaft Street/Strip Performance Camshaft
Great idle quality with an extended RPM range (2000-6000 RPM powerband).  6500 RPM shift point max recommended.  Custom length pushrods are recommended for optimal results.  26915 or 26986 springs are recommended.  The 26915s require LS seat/seals while the 26986 w…
$339.99
Buy More
Strip Performance Camshaft Strip Performance Camshaft
Slight lope at idle with a powerband of 2500-6500.  6500-7000 RPM shift points recommended.   10.5-11:1 compression recommended,  9.5-11.5 compression compatible.  Some low end RPM power loss compared to stock with excellent mid and top end power. Custom length pus…
OUT OF STOCK
$339.99
Buy More
Race Camshaft Race Camshaft
Based on the Comp XFI lobes, this cam requires a stiff valvespring and will want 10.5:1 compression or higher to really shine.  3500-6500+ powerband, 7000-7500 Peak.  Idle will be lopey, but still streetable, especially with the recommended compression ratio. If you run this with stock com…
$339.99
Buy More
Street/Strip Turbo Cam Street/Strip Turbo Cam
This is the same cam recommendation given to both the street driven and hp/track record contenders.  Excellent streetabiltiy/spool time*, with a 6-7k RPM peak power depending on your boost levels.  Custom length pushrods are recommended for optimal results.  Comp 26915 springs ar…
$339.99
Buy More
Race Turbo Camshaft Race Turbo Camshaft
With a powerband past 8000RPM, this cam is serious.  Less streetability than the street/strip turbo cam, but you gain more power past 5500 RPM and the power won't stop till you do, or the engine blows up.  With the XFI lobes, this cam requires the PAC 1518 valve springs, LS1 seats, and…
$339.99
Buy More
Custom Camshaft Custom Camshaft
Comp Cams uses a new cam blank to create a wide range of choices for your naturally aspirated engine.  The WOT-Tech Master Lobe Listing is setup to show every intake and exhaust lobe possible, which is really only necessary for those that are familiar with camshaft design and the spec…
$339.99
Buy More
Roller Lifter Set Roller Lifter Set
Set of 12 stock replacement roller lifters for 3400 engines.  Optional TCE LS internal lifter springs for use with stiffer valve springs/performance cam for improved idle vacuum.  There are no performance lifters available from any company (Comp, Lunati, Crane, Crower, Etc). The only upgra…
$159.99
Buy More
94-99 GM Timing Chain Set 94-99 GM Timing Chain Set
The best timing chain set for 3100, 3400, and 3500 engines short of the double roller setup offered from TCE.  This genuine GM set comes with both gears and chain. 
OUT OF STOCK
$154.99
Buy More
Timing Chain Guide Timing Chain Guide
This is a new cloyes timing chain guide designed for the 94-99 GM Timing Chain set.
$13.99
Buy More
Adjustable Pushrod Adjustable Pushrod
5.700-6.250" range adjustable pushrod to determine the correct pushrod lengths for optimal preload. 
$18.99
Buy More
Custom Length Pushrods Custom Length Pushrods
Custom length pushrods are the correct length for our performance cams, and stiffer than the stock pushrod. While some have ran stock pushrods on reground and Comp camshafts, the proper preload on the hydraulic lifter is important for the best performance from the cam. The 60V6 is fortunat…
$139.99
Buy More
Forged Connecting Rods Forged Connecting Rods
Modified SCAT SBC connecting rods to drop right in any GM 60V6 engine with a 5.700" stock rod (2.8 to 3400).  Narrow SBC connecting rod bearings have been sourced for these and are available for replacement.  Price includes 1 set of bearings.  Available in I o…
$474.99
Buy More
Performance Rod Bearings for Forged Rods Performance Rod Bearings for Forged Rods
These Clevite H series bearings are meant for the Forged I and H beam connecting rods offered here on WOT-Tech.  60V6 bearing tangs will not line up properly with the SBC tangs used.  Clevite H-Series rod bearings were primarily developed for NASCAR racing, but are well su…
$59.99
Buy More
Performance Rod Bearings for 60V6 rods Performance Rod Bearings for 60V6 rods
These Clevite H-Series rod bearings are a drop in performance upgrade for stock 5.7" forged connecting rods found in the 2.8-3400 engines,  Clevite H-Series rod bearings were primarily developed for NASCAR racing, but are well suited to other types of competition engines. They're es…
$119.99
Buy More
Forged 3400 Pistons Forged 3400 Pistons
    We offer the Diamond Forged 2618 Alloy pistons in 5 different compression ratios to cover those that have swapped 3500 heads.  To keep things simple, the options listed are based on a 3400 head gasket and 3400 head.  The table below will explain the compression ratios w…
$799.99
Buy More
ARP Rod Bolts/nuts ARP Rod Bolts/nuts
ARP rod bolts/nuts designed for the 2.8 60V6 but will work with 2.8, 3.1, 3.4, 3100, 3400, and 3.4 DOHC rods.  These make a great addition to any engine build up (though overkill for a bone stock rebuild).  Here is the description as ARP puts it. A premium grade 8740 alloy chrome moly ste…
$59.99
Buy More
ARP Oil Pan Side Bolts ARP Oil Pan Side Bolts
The cast aluminum oil pan on 1994 and newer 60V6 engines was designed to improve the integrity of the bottom end.  These ARP bolts are the best fastener available for this function, and complement the ARP main studs and rod bolts for a complete ARP fastened bottom end. 
$14.99
Buy More
Main Stud Kit Main Stud Kit
Strengthen your bottom end with this high quality parts from ARP.  Kit includes washers, studs, nuts, and ARP moly lube (not pictured).  Long enough for use with a windage tray.  Windage Tray holes will need to be opened up to fit the stud.  You will need to have your mains line …
$99.99
Buy More
Crank Scraper Crank Scraper
Available for 2.8, 3.1, 3.4 displacement engines (DOHC, Iron Head, Aluminum Head).  Please put your application in the additional comment field Ishihara-Johnson crank scrapers are a very simple but effective way to improve the performance of your engine! During normal engine operation a signi…
$67.99
Buy More
Teflon Crank Scraper Teflon Crank Scraper
Available for 2.8, 3.1, 3.4 displacement engines (DOHC, Iron Head, Aluminum Head).  Please put your application in the additional comment field Made by the same company that makes our other crank scrapers, these are the best performing scraper option available.  A rough cut piece of tef…
$167.99
Buy More
Wide Cam Bearings Wide Cam Bearings
These SBC cam bearings are a direct replacement, and will spread the load across the entire cam journal, unlike the stock bearings.  Bi metal to support the roller cam profile and  the load of higher spring pressure associated with performance cams.  Regular SBC cam bearings are …
$31.99
Buy More
Teflon Coated Wide Cam Bearings Teflon Coated Wide Cam Bearings
These teflon coated SBC cam bearings are a direct replacement, and will spread the load across the entire cam journal, unlike the stock bearings.  Bi metal to support the roller cam profile and  the load of higher spring pressure associated with performance cams.  Regular SBC&nbs…
$64.99
Buy More
Tri Metal Rod Bearings Tri Metal Rod Bearings
Tri Metal bearings offer increased strength for high output/high compression engines.  Available in standard and .010" over for cranks that need to be turned. 
$29.99
Buy More
Tri Metal Main Bearings Tri Metal Main Bearings
Tri Metal bearings offer increased strength for high output/high compression engines.  Available in standard and .010" over for cranks that need to be ground.
$54.99
Buy More
ARP Flywheel/Flex Plate Bolts ARP Flywheel/Flex Plate Bolts
These premium-grade Pro series flywheel/  flexplate bolts from ARP are far superior to OEM hardware. These bolts are forged from aerospace alloy and heat-treated prior to thread rolling and machining. They feature an exclusive, flat 12-point head design and a larger-than-stock shank diameter fo…
$37.99
Buy More
ARP Torque Converter Bolts ARP Torque Converter Bolts
ARP torque convert to flexplate bolts.  Sold in sets of 3
$7.49
Buy More
Pacesetter 99-05 Grand Am Headers Pacesetter 99-05 Grand Am Headers
Pacesetter has redesigned their headers for the 1999-2005 Grand Am (and similar vehicles).  These will no longer require the grinding that the original versions needed.  Available in Black Paint, or Pacesetter's Armor Coat finish.   Armor Coat is a 2000 Degree Metal/Ceramic coatin…
$374.99
Buy More