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Head Bolts

Head Bolts

Torque To Yield Bolts - (TTY) - What Exactly Are They
Machining Rebuilding Repair

Torque To Yield Bolts – (TTY) – What Exactly Are They

01/18/2023

Torque to yield bolts, are exactly what they sound like. When tightened, they stretch to the point of yield. Many vehicle manufacturers use torque to yield bolts. Especially, on engines with aluminum heads and or […]

Head Bolts - Never Reuse Torque To Yield (TTY) Head Bolts
Engine Top End

Head Bolts – Never Reuse Torque To Yield (TTY) Head Bolts

08/10/2022

Problems with head bolts, are the number one cause of installation-related gasket failures. Consequently, no gasket is going to seal well; if you use the wrong procedure to tighten the head bolts. For regular head […]

Torque Specification - Torque To Yield (TTY) - Torque Plus Angle - FAQ
Machining Rebuilding Repair

Torque Specification – Torque To Yield (TTY) – Torque Plus Angle – FAQ

05/01/2022

Without having the proper torque specification, assembling an engine, is just asking for failure. This is especially true, on today’s lightweight engines, that use mostly aluminum castings. So, having the proper torque specification, is crucial […]

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Engine Testing Help

  • Engine Power Balance Testing - Total Power Output Of The Engine
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  • Cylinder Power Balance Testing - Can Help Uncover Hidden Engine Issues
  • (O2) Oxygen Sensor - Basic function - Failure symptoms - With testing.
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