DNJ
DNJ 2015 Ford E-350 Super Duty 5.4L Conversion / Lower Gasket Set
DNJ 2015 Ford E-350 Super Duty 5.4L Conversion / Lower Gasket Set
Part number: LGS4150_377
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Listed for: Ford E-350 SuperFitment notes & questions
DNJ Duty Conversion / Lower Gasket Set for the 2015 Ford E-350 Super with the 5.4L engine. Gaskets seal the joints between engine parts so oil, coolant and air stay where they belong. Part number: LGS4150_377.
Key features
- Conversion Set
- Lower position
- Made for VIN W N/R 16V SOHC engines
Specifications
- Brand: DNJ
- Part type: Gasket
- Part number: LGS4150_377
- Position: Lower
- Engine: 5.4L
- Engine code: VIN W N/R 16V SOHC
Fitment for the 2015 Ford E-350 Super
- Years: 1991–2016
- Vehicles: Avanti, Ford, Panoz, Qvale
- Cylinders: V6, V8
- Displacement: 4.6L, 5.4L
- Engine: 281, 330 DOHC, SOHC 16V, 24V, 32V
- Engine codes: INTECH, ROMEO, TRITON, WINDSOR
Check your year, model, engine and trim against this list before you order.
What it does
Replacing a gasket is usually more labor than parts, so it pays to replace any others you disturb on the way in. Using the correct part for your exact engine keeps oil pressure, sealing and timing where the engine was designed to run, and doing related parts at the same time saves taking it apart twice.
Installation & tips
- Clean both mating surfaces completely and follow the bolt torque and sequence for your engine.
- Sealant where called for: Some joints need a dab of sealant at corners or seams; others must go on dry.
- Bolts and grommets: Rubber grommets and old bolts are worth replacing if they are damaged.
- Put the new part next to the old one and compare the shape, mounting points and connections before you install it.
- Work on a cool engine with the vehicle secured, and use a service manual for your vehicle for torque specs and procedures.
FAQ
What is the part number of this gasket?
LGS4150_377 (DNJ). Compare it with the number on your old part or in your parts catalog.
Which engine is it for?
It is listed for the 5.4L VIN W N/R 16V SOHC engine in the 2015 Ford E-350 Super. Check the engine code on your vehicle if it was offered with more than one engine.
Which side or position does it fit?
It is listed for the lower position. If you are replacing both sides, check whether you need one of each.
Before you order
- Confirm your year, make, model, engine and trim match the fitment listed above (2015 Ford E-350 Super 5.4L).
- Check the position: this part is listed as lower.
- Compare part number LGS4150_377 with your original part.
Good to know
- Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

Before you order: Ford E-350 Super gasket fitment
Gaskets seal the joints between engine parts so oil, coolant and air stay where they belong.
Fitment notes
- Listed for: Ford E-350 Super.
- Engine: check the engine size listed against your vehicle's VIN or under-hood label.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Send us your year, make, model, engine and trim and we'll check before you order.
Ask about fitmentPlan the whole job
- Sealant where called for. Some joints need a dab of sealant at corners or seams; others must go on dry.
- Bolts and grommets. Rubber grommets and old bolts are worth replacing if they are damaged.
More for your car: Engine · Ford Parts · Engine
Questions about Ford E-350 Super gasket
Will this fit my Ford E-350 Super?
Do I need sealant with this gasket?
Can I reuse an old gasket?
Where do specs and warranty details come from?
Questions & answers
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