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Show your support with a Thoroughbred Diesel t-shirt, sweatshirt, or sticker decal.
Thoroughbred Sku #: PSPPP-6.7FHHDVSLEFT-O Manufacturer Sku #: PP-6.7FHhdvsLeft-O
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$1,500.00
2011 - 2016 Ford F250
2011 - 2016 Ford F350
2011 - 2016 Ford F450
2011 - 2016 Ford F550
Product Name: Powerstroke Products Head Loaded Heavy Duty Valve Springs O-Ringed Left Side Manufacturer: Powerstroke Products Manufacturer Part #: PSPPP-6.7FHHDVSLEFT-O Thoroughbred Diesel Part #: PP-6.7FHHDVSLEFT-O Fitment Notes: 2011-2016 Ford F-250/F-350/F-450/F-550 6.7L Powerstroke
6.7L Powerstroke Loaded Cylinder Head – O-Ringed w/ 103lb Valve Springs (Left/Driver Side)Built for Boosted Power & Top-End DurabilityPart #: PP-6.7FHHDVSOR-LEFT
Upgrade your 2011–2019 Ford 6.7L Powerstroke with this O-Ringed Loaded Cylinder Head from Powerstroke Products. Designed for high-performance and tuned applications, this left-side (driver) head comes fully assembled and ready to install. Featuring a brand-new casting, it’s loaded with 103 lb. heavy-duty valve springs, valves, seals, locks, and retainers—engineered to handle high RPM and turbo boost without valve float.
The O-ringed combustion sealing surface provides superior gasket retention, keeping compression in the cylinders and out of the cooling system—ideal for trucks with upgraded turbos and aggressive tuning.
Brand-new casting – no core required
Left side (driver side) cylinder head
Fully assembled with HD 103 lb. valve springs, valves, seals, retainers, and locks
O-ringed sealing surface – increased head gasket clamping and durability
Built for high-performance, towing, and boosted builds
1-Year / Unlimited Mileage Warranty
Fits 2011–2019 Ford F-250, F-350, F-450, and F-550 with the 6.7L Powerstroke diesel engine
Use MLS head gasket only with O-ringed heads
Hot re-torque recommended
Head studs sold separately – full line available and in stock
Not available for sale in California
Whether you’re pushing more power or reinforcing your top end, the PP-6.7FHHDVSOR-LEFT O-Ringed Loaded Head delivers the reliability and sealing strength your 6.7L Powerstroke build demands.
**For use with ZD-18 orange glow plugs Ford pn# BC3Z-12A342-C