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…

Oil Bypass Valve

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

Timing Chain Tensioner

Use this tensioner to keep the chain tight compared to the OE dampener. Works with all Gen 3 engines.  May fit Gen 1 and 2 as well

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.  

Stage 2 3500 LX9 Cylinder Heads

The best porting and valve combination for naturally aspirated use, these 3500 heads are designed from years of flowbench testing port work and valve/valve seat angles and widths.  Use with our matching manifold set for optimal performance.  HP gains from this set of heads with manifolds compare…

Stage 3 3500 LX9 Cylinder Heads

The best porting and valve combination for boosted application, these 3500 heads are designed from years of flowbench testing port work and valve/valve seat angles and widths.  Use with our matching manifold set for optimal performance.  We also offer thermal coatings to further enhance our prod…

Stage 1 3500 LX9 Cylinder Heads

Based off the same R&D for our stage 2, but using the stock 3500 valves instead.  Use with our matching manifold set for optimal performance.  We also offer thermal coatings to further enhance our product.  Here is what you get for your money. A cleaned, baked, blasted, and inspected set of…

Pushrod Guideplates

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

Forged 3500 LX9 Pistons

We have been working with Diamond to offer a piston designed for our engines, with perfectly cut valve reliefs to allow for more radical cams without concern of piston to valve contact.  Stock pistons tend to see the exhaust valve "kiss" the pistons on aggressive lobes used in max effort setups. D…

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.

ARP 3x00 / 3.4 DOHC Main Stud Kit

Strengthen your bottom end with our ARP Main Stud Kit.  Kit includes washers, studs, nuts, and ARP moly lube.  Long enough for use with a windage tray.  Windage Tray holes will need to be opened up to 7/16" to fit the stud.  From experience, we have not found align boring/honing to be necessary …