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Degreeing the Camshaft and Checking Valve-to-Piston Clearance

Jeff McCord of LinCo Diesel Performance walks you through degreeing a camshaft and checking valve-to-piston clearance.

The Importance of a Good Valve Job

The valve job ensures the mating surfaces of the valves and the seats properly control the air/fuel mixture.

Manley “Extreme Duty” Inconel Exhaust Valves

Manley’s Extreme Duty valves are manufactured from unique XH-432 XtremeAlloy, which has been the mainstay of drag racing’s top pros for decades.

All About Those Valves

We recently sat down with Ryan Hamilton and Phil Data of SBI, as well as D&J Precision Machine owner Drew Pumphrey to talk about everything valves – problem areas, materials, sizes, angles, valve jobs, seats, and even springs. Check out this latest Intellectual Horsepower episode brought to you by SBI.

Twin-Turbocharged 12-Valve Cummins Engine

Life-sized Hot Wheels? Say less. Sean Smith and his wife built this rat rod from scratch and it was a contender in last year’s Hot Wheels Legends Tour. But it’s not only for show – thanks to a twin-turbo’d 12-valve Cummins under the hood, this ride makes quite a bit of power too!

Silver Seal Products’ Magnum 45 Valve Seat Wheels

An excellent wheel to use on diesel engine tractors and trucks.

What Happens When Dry Ice and a Valve Seat Combine?

Steve Morris Engines recently shared a video cutting a brand new SMX cylinder head for valve seats, and he shrunk them for an easier fit using dry ice. Watch what happens!

Coffman Starter 24-Valve 5.9L Cummins Engine

This 24-valve 5.9L Cummins is your average workhorse build for pulling trailers… until you learn about the Coffman-inspired starter James Crutcher built for this engine.

12-Valve 6BT Cummins Engine

Eric Lucy and his 16-year-old son have been hard at work over the past two years building a 12-valve Cummins to drop into his F-250 King Ranch. Check it out!

Manley Expands “Extreme Duty” Inconel Exhaust Valve Offerings

Manley’s Extreme Duty valves have been a mainstay of drag racing’s top Pros for decades.

Valve
Goodson Valve Concentricity Gauge

When it comes to building an engine, it’s essential that everything lines up correctly. In terms of valves and seats and guides, that means concentricity. 

Valve Concentricity Gauge
P-Pumped 12-Valve 5.9L Cummins Engine

When the Engine Builder team traveled to Indianapolis to take in the 2021 Ultimate Callout Challenge, we also got to walk around the DPI Expo where, tucked away in the last row of exhibitors, was one of the coolest trucks at the entire show – Hauk Designs’ 1946 Chevy Cabover beer tanker complete with a 5.9L Cummins engine and Allison transmission. Check out this one-of-a-kind, custom truck.

24-Valve 5.9L Cummins Engine

Ethan Powell of Freedom Diesel Performance has a 1960 Cadillac Coupe de Ville he wants to turn into a fun street vehicle he can bring to car shows. So what did he put under the hood? This 24-valve 5.9L Cummins engine of course! Find out what went into the build.

Tips for Selecting a Valve Seat & Guide Machine

The main thing to look for when purchasing a new seat and guide machine is one that will give you the most accuracy or concentricity of the valve guide to valve seat.

COMP Cams .585˝ Lift Beehive Valve Spring Kits for GM 6.6L Duramax Diesel Applications

Beehive Valve Springs feature a reduced diameter at the top of the spring to allow the use of a smaller and lighter retainer, reducing overall valvetrain weight.

PERA to Host Valvetrain Material Considerations Webinar

Join PERA for a webinar on Wednesday, February 19, 2020 at 10:00 AM CDT on valvetrain material.

Valve Failures Explained

Whether Thermal or Mechanical, Understanding Why Valves Fail Will Improve Your Skill Even engine builders with years of experience have valve failure at some point, but knowing what caused the failure is the difference between a builder who will learn from the mistake and figure out the solution versus one who will continue to make

Rocker Arms – Connecting Up Your Valve Train

Understanding how rocker arms work The rocker arms in an engine have one simple but very important function: transferring the opening and closing events from the camshaft to the valves. Well, we all SAY it’s simple, but is it? Questions about what works best are still asked by even the most seasoned professional. With all

Valve Lifter Basics and Beyond

Valve lifters play a key role in the valvetrain of pushrod engines. They go all the way back to the earliest days of the internal combustion engine. The earliest engines did not have pushrods or rocker arms. They were a “flathead” design with the valves in the block. The lifters (also called “tappets” because of the clattering noise they produced) rode on the cam lobes in the block and actuated the valves directly.

Join PERA for a Valve Seat Technology Webinar

Tune in to this webinar to listen to Chuck Barnett of Dura-Bond Bearing Company dispel myths and give real examples of just how powder metal components have been accepted.