Moderate — 2–4 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | SEALED POWER |
| Part Number | S03T FP-215SB334A |
Videos
This is the reason I was so picky about what Mack truck I bought, engine reassembly-we got to go!
Fire Ring Head Gasket Sealing System Explained
Everything you need to know about Head Gaskets - Types and Installing Fel-Pro Gaskets
We have one sick puppy dog- major engine problem with the Mack lowboy truck
Can You Trust a Head Gasket Tester? - R Model Mack Overheating
Mack Truck E7 Diesel Engine Overhaul
Do Head Gasket Sealers Actually Work (FULL 2yr TEST with Engine Teardown)
Blue Devil Failed! You Recommended K-Seal, Will It Work & Seal The Forester's Head Gasket Leak?!
Diagnosing a Bad Head Gasket: How to Spot the Telltale Signs So You're Not Ripped Off.
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy