2001-2016 GM 6.6L Duramax Conical Valve Springs, Retainers, and Keepers KitUpgraded conical spring kit for the 2001 2016 GM 6. 6L Duramax. The conical valve springs with higher spring rate and the lighter weight of valve train components result in sharper response and eliminate valve float under high engine RPMs. These stiffer springs have an installed pressure of 125 pounds and handle 60+ psi of boost. The spring retainers and seats are made of high strength chromoly steel to handle the increased spring pressure. The FKM

All our engines come with heavy-duty rods and thrust bearings

READY TO INSTALL WITH EVERYTHING NEEDED IN THE BOX

heck even a longing stare

under a headliner

THESE HAVE STUDS ATTACHED TO THE MOUNTING PLATES ON THE BOTTOM ONLY

EL CAMINO AND S/W ADD-ON KIT FOR 1964-67 CHEVELLE CLASSIC UPDATEInstructions

Optional factory A/C kits (510996 for 1970-71

THIS KIT WILL REQUIRE YOU TO CUT A HOLE ON THE INSIDE OF YOUR DOOR

SILVER WITH RED LIGHTING

Quick Release 304 Stainless Steel Clamps-Aluminum Flanges

CLEAR COAT TO PROTECT THE FINISH

the stock intercooler’s performance is largely dependent on the efficiency of the front-mounted coolant heat exchanger