Rebuilding a Pontiac 400 V8 AGAIN! After Comp Cams camshaft break in failure!

There's not much on an engine build project that can take the wind out of your sails like a camshaft break in failure, welcome to our current struggles! In this case the brand new Comp Cams camshaft in our customer 400 Pontiac build ate a lifter, a lobe, and damaged essentially all the bearings. After a top end rebuild and camshaft replacement. Total kick to the stomach! But these things happen, even when you follow the flat tappet break in procedure, and use the proper recommended high zinc break in oils, sometimes it still goes sideways on you. So here we are, recovering from that failure and reassembling the motor to get back to where we were in the project just a few short weeks ago. Isn't hot rodding fun? Aren't engine builds great?

Pontiac 400 Break in AGAIN! "Homemade Engine Run Stand" let's go!
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Pontiac 400 Break in AGAIN! "Homemade Engine Run Stand" let's go!

How to Degree a Camshaft: Lobe Center Method
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How to Degree a Camshaft: Lobe Center Method

Poncho Revival -- Building a Stroker Pontiac (Secret EFI!)
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Poncho Revival -- Building a Stroker Pontiac (Secret EFI!)

The Truth About Flat Tappet Cam Failure
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The Truth About Flat Tappet Cam Failure

Roller Cam Conversions - The Only Way To Fix Modern Cam And Lifter Problems? A Cost Benefit Analysis
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Roller Cam Conversions - The Only Way To Fix Modern Cam And Lifter Problems? A Cost Benefit Analysis

Pontiac 455 - Comp Cam Vs. Lunati on the DYNO
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Pontiac 455 - Comp Cam Vs. Lunati on the DYNO

Inside a Nikasil Plating Shop
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Inside a Nikasil Plating Shop

Pontiac V8: Retrofitting factory GM Roller Lifters
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Pontiac V8: Retrofitting factory GM Roller Lifters

400 vs. 428 Pontiac V8 Power Plant: GTO Restomod Options - (Ep 88)
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400 vs. 428 Pontiac V8 Power Plant: GTO Restomod Options - (Ep 88)

20 Shocking Secrets About Pontiac 400 Ram Air IV You Didn’t Know!
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20 Shocking Secrets About Pontiac 400 Ram Air IV You Didn’t Know!

American Musclecar Evolution - Why Pontiac Started Strong And Faded Into Obscurity
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American Musclecar Evolution - Why Pontiac Started Strong And Faded Into Obscurity

Hotel Engine on the DYNO! Edelbrock vs Stock Heads | #67GOAT [S2 E1]
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Hotel Engine on the DYNO! Edelbrock vs Stock Heads | #67GOAT [S2 E1]

Happy Ending to a Sad Story! Building a 400 Pontiac - How to install a flat tappet camshaft!
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Happy Ending to a Sad Story! Building a 400 Pontiac - How to install a flat tappet camshaft!

Building A Spicier Slant - 225 Slant Six Assembly, Compression Calculations, Cam Degree, & Much More
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Building A Spicier Slant - 225 Slant Six Assembly, Compression Calculations, Cam Degree, & Much More

Problems Solved - GTO 400 Dyno Blast
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Problems Solved - GTO 400 Dyno Blast

Re-Building A Junkyard Pontiac 400 Motor For $2,000 - HorsePower S12, E11
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Re-Building A Junkyard Pontiac 400 Motor For $2,000 - HorsePower S12, E11

Pontiac 366ci Ram Air V : Rewriting the Muscle Car Genre w/ Pontiac Mike
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Pontiac 366ci Ram Air V : Rewriting the Muscle Car Genre w/ Pontiac Mike

Not Another LS! Dyno Testing a  Pontiac Ram Air V Tunnel-Port V8 Engine
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Not Another LS! Dyno Testing a Pontiac Ram Air V Tunnel-Port V8 Engine

HOW TO: Q-JET TUNING FOR BIG POWER GAINS PLUS STOCK PONTIAC 400 Q-JET INTAKE VS EDELBROCK-WHO WINS?
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HOW TO: Q-JET TUNING FOR BIG POWER GAINS PLUS STOCK PONTIAC 400 Q-JET INTAKE VS EDELBROCK-WHO WINS?

3 Jaw Stone Hone vs Ball Hone - Best way to hone an engine? How to use an engine hone - Budget Build
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3 Jaw Stone Hone vs Ball Hone - Best way to hone an engine? How to use an engine hone - Budget Build