Head Bolt Set

New head bolts are recommended when removed from the engine due to their Torque to Yield design.  Please tell us what vehicle you are using these for, or the donor vehicle if you are swapping an engine.  This listing is used for all variations of the GM 60V6 and because there are multiple part num…

Ported 3400 V6 Manifold Set

We offer 2 stages of porting, each with its own level of modification.  All of our manifolds are cleaned, baked, blasted, and inspected for cracks and warpage.  Stage 1 uses the stock large port 3100/3400 intake gaskets as a template.  Stage 2 uses the larger 3500 upper intake gasket for the most…

2000+ 3100 / 3400 Intake Gasket Set

Full intake gasket set with upper/lower, EGR, Throttle Body, Injector O rings, valve cover gaskets, valve cover bolt seals, lower intake manifold bolts, etc.  

3100/3400 Upper Intake Gaskets

Large Port upper gaskets with Throttle Body and EGR gasket

Oil Bypass Valve

GM Oil Bypass Valve is a simple piece to remove and replace when you have a block cleaned for a rebuild.  

EGR Block Off Plate

1/8" Aluminum plate to block off the EGR port on the intake manifold.  For off road use only.  M22x1.75 plug for the exhaust manifold is not available at this time.  

Custom Tuning (OBD2)

We no longer offer long distance tuning.  If you would like us to tune your vehicle, please call 574 968 7607 or email sales@wot-tech.com

HPTuners MPVI 3

Yet another version of HPTuners is coming out soon and you can pre order yours to make sure you get one as soon as they arrive.  Comes with 2 credits.  MPVI3 continues the legacy of its predecessor with features like Bluetooth 5.0, an M8 motorsports-grade screw-on connector, RGB LEDs, and USB-C …

Pushrod Guideplates

Pushrod Guideplates for use with the 3100 and 3400 Gm V6 engines.  Modified, these also fit the 3500 LX9 heads.

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).   Available in I or H beam configuration, I beam having 3/8" ARP bolts and H beam with 7/16" ARP bolts.  Bushed pin default, contact if you want pressed pins. Pin bore is stock SB…

HD 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 suited to other types o…