2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Heads

Keep Your 2005 Workhorse Custom Chassis P42 in Top Shape with Quality Valve Cover and Cylinder Heads

Whether you’re repairing or upgrading your Valve Cover and Cylinder Head, using high-quality parts is key to keeping your 2005 Workhorse Custom Chassis P42 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Cylinder Head Gaskets, Valve Covers, and Cylinder Heads. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Valve Cover and Cylinder Heads from Trusted Brands

Looking for a reliable Valve Cover and Cylinder Head? We’ve got you covered with options from brands you know and trust like Dorman. For example, Dorman Valve Cover and Cylinder Heads start at just $189.99 with an average 4.2 star rating. With over 14 reviews and a solid 5 star average, you can shop with confidence knowing other Workhorse Custom Chassis P42 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Head at Advance Auto Parts is around $276.88, with a range that starts at $94.99 and goes up to $1,134.99. With 8 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like PermaTorque Engine Cylinder Head Gasket, PermaTorque Engine Cylinder Head Gasket, and PermaTorque Engine Cylinder Head Gasket start at just $94.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Valve Cover and Cylinder Head, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 2005 Workhorse Custom Chassis P42 in peak condition, inside and out.

Essential 2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Heads

Spartan – Engine Cylinder Head; Chev 6.6 06-10 DRMX Head (Part No.2CX7)

Engine Cylinder Head; Chev 6.6 06-10 DRMX Head

from

$1134.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
See More

Spartan – Engine Cylinder Head; Chev 6.5 92-00 Cyl Head (Part No.2CE2)

Engine Cylinder Head; Chev 6.5 92-00 Cyl Head

from

$945.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
See More

Spartan – Engine Cylinder Head; Chev 350 96-02 Cyl Head (Part No.2CH4)

Engine Cylinder Head; Chev 350 96-02 Cyl Head

from

$401.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
See More

Spartan – Engine Cylinder Head; Chev 4.8/5.3 V8 99-07 Head (Part No.2CT7)

Engine Cylinder Head; Chev 4.8/5.3 V8 99-07 Head

from

$392.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
See More

Dorman – Valve Covers: with Gasket, Direct Replacement, Aluminum (Part No.264-965)

Valve Covers: with Gasket, Direct Replacement, Aluminum

from

$189.99
This replacement valve cover matches the fit and function of the original equipment part that may be damaged or warped. Made from quality materials for excellent fit and superior heat resistance, this valve cover has undergone extensive testing.

Product Features:
  • Direct replacement – this valve cover matches the original equipment part for fit and function
  • Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service
See More

Dorman – Valve Covers: with Gasket, Direct Replacement, Stamped Steel (Part No.264-986)

Valve Covers: with Gasket, Direct Replacement, Stamped Steel

from

$185.99
This replacement valve cover matches the fit and function of the original equipment part that may be damaged or warped. Made from quality materials for excellent fit and superior heat resistance, this valve cover has undergone extensive testing.

Product Features:
  • Direct replacement – this valve cover matches the original equipment part for fit and function
  • Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service
See More

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26401 PT)

PermaTorque Engine Cylinder Head Gasket

from

$103.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26406 PT)

PermaTorque Engine Cylinder Head Gasket

from

$94.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26405 PT)

PermaTorque Engine Cylinder Head Gasket

from

$94.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26402 PT)

PermaTorque Engine Cylinder Head Gasket

from

$103.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Most Popular Cylinder Head Gaskets for 2005 Workhorse Custom Chassis P42s

Enhance your 2005 Workhorse Custom Chassis P42 with one of the 4 Cylinder Head Gaskets we have in stock, starting at just $94.99.

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26401 PT)

PermaTorque Engine Cylinder Head Gasket

from

$103.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26402 PT)

PermaTorque Engine Cylinder Head Gasket

from

$103.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26406 PT)

PermaTorque Engine Cylinder Head Gasket

from

$94.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.26405 PT)

PermaTorque Engine Cylinder Head Gasket

from

$94.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Best-Selling 2005 Workhorse Custom Chassis P42 Valve Covers

Upgrade your P42 with one of our 2 best-selling Valve Covers, earning an average 4.5 stars rating across 7 reviews.

Dorman – Valve Covers: with Gasket, Direct Replacement, Aluminum (Part No.264-965)

Valve Covers: with Gasket, Direct Replacement, Aluminum

from

$189.99
This replacement valve cover matches the fit and function of the original equipment part that may be damaged or warped. Made from quality materials for excellent fit and superior heat resistance, this valve cover has undergone extensive testing.

Product Features:
  • Direct replacement – this valve cover matches the original equipment part for fit and function
  • Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service
See More

Dorman – Valve Covers: with Gasket, Direct Replacement, Stamped Steel (Part No.264-986)

Valve Covers: with Gasket, Direct Replacement, Stamped Steel

from

$185.99
This replacement valve cover matches the fit and function of the original equipment part that may be damaged or warped. Made from quality materials for excellent fit and superior heat resistance, this valve cover has undergone extensive testing.

Product Features:
  • Direct replacement – this valve cover matches the original equipment part for fit and function
  • Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service
See More

Top-Quality Cylinder Heads for 2005 Workhorse Custom Chassis P42s

Choose a high-quality OEM or aftermarket Cylinder Head for Workhorse Custom Chassis P42s and enjoy top-notch performance from $392.99.

Spartan – Engine Cylinder Head; Chev 6.6 06-10 DRMX Head (Part No.2CX7)

Engine Cylinder Head; Chev 6.6 06-10 DRMX Head

from

$1134.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
See More

Spartan – Engine Cylinder Head; Chev 4.8/5.3 V8 99-07 Head (Part No.2CT7)

Engine Cylinder Head; Chev 4.8/5.3 V8 99-07 Head

from

$392.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
See More

Top-Rated Valve Cover and Cylinder Head Brands For Your 2005 Workhorse Custom Chassis P42

When it comes to finding the perfect Valve Cover and Cylinder Head for your 2005 Workhorse Custom Chassis P42, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 3 trusted brands. We carry the most popular Valve Cover and Cylinder Head brands including Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.2 stars) and competitive prices, as low as $189.99. Purchasing a Valve Cover and Cylinder Head from us here at Advance Auto Parts is a smart move for both you and your 2005 Workhorse Custom Chassis P42, providing peace of mind with parts that meet or exceed OEM standards.

Popular Dorman 2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Heads

If you’re looking for a top-quality Valve Cover and Cylinder Head for your 2005 Workhorse Custom Chassis P42, Advance Auto Parts has exactly what you need with our selection of Dorman Valve Cover and Cylinder Heads. We have 1 Dorman Valve Cover and Cylinder Heads in stock for this fitment, all known for their durability and precision fit. With prices starting at just $189.99, you’ll find the perfect Valve Cover and Cylinder Head for your needs and budget. Dorman Valve Cover and Cylinder Heads for the 2005 Workhorse Custom Chassis P42 come highly rated, with over 7 customer reviews and an impressive average rating of 4.2 stars. Choosing a Dorman Valve Cover and Cylinder Head from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Valve Covers: with Gasket, Direct Replacement, Aluminum
from $189.99
(7)
Valve Covers: with Gasket, Direct Replacement, Aluminum
“Very happy with this new design valve cover!! New design baffle fixed my oil consumption problem! Highly recommend!!”

FAQs for 2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Heads

What are the best-selling Valve Cover and Cylinder Heads for 2005 Workhorse Custom Chassis P42s?

Out of 8 Valve Cover and Cylinder Heads that fit 2005 Workhorse Custom Chassis P42s, the following parts are the top sellers:

What’s the price range for 2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Heads?

The prices of Valve Cover and Cylinder Heads for the 2005 Workhorse Custom Chassis P42 range from $94.99 up to $1,134.99 for the most premium parts.

What is the average price of a Valve Cover and Cylinder Head for a 2005 Workhorse Custom Chassis P42?

The average price for Valve Cover and Cylinder Heads for the 2005 Workhorse Custom Chassis P42 is $276.88. Keep in mind the variety of part types within our Valve Cover and Cylinder Head category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Valve Cover and Cylinder Heads for other Workhorse Custom Chassis P42 model years?

Yes, we carry Valve Cover and Cylinder Heads for 5 model years of Workhorse Custom Chassis P42s between 1999 and 2004. The following model years are the most popular for Valve Cover and Cylinder Head purchases: 2004, 2003, 2002, 2001, 2000, and 1999.

What are the cheapest Valve Cover and Cylinder Heads for my 2005 Workhorse Custom Chassis P42?

The cheapest 2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Heads we carry are:

Does Advance Auto Parts sell Valve Cover and Cylinder Heads for any other 2005 Workhorse Custom Chassis models?

Yes. We stock Valve Cover and Cylinder Heads for 3 other popular 2005 Workhorse Custom Chassis models. Some of the most popular are 2005 P32 Valve Cover and Cylinder Heads, 2005 W22 Valve Cover and Cylinder Heads, 2005 W24 Valve Cover and Cylinder Heads, and 2005 W52 Valve Cover and Cylinder Heads.

What are the top-rated Valve Cover and Cylinder Heads that fit the 2005 Workhorse Custom Chassis P42?

The one 2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Head we have in stock is the PermaTorque Engine Cylinder Head Gasket. It costs $94.99.

What types of Valve Cover and Cylinder Heads do you sell for my 2005 Workhorse Custom Chassis P42?

As of 11/2/25, these are some of the most in-demand types of Valve Cover and Cylinder Heads for a 2005 Workhorse Custom Chassis P42:

Can I get help with 2005 Workhorse Custom Chassis P42 Valve Cover and Cylinder Head orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Workhorse Custom Chassis Valve Cover and Cylinder Heads and more.

What is your return policy for Workhorse Custom Chassis P42 Valve Cover and Cylinder Heads?

Advance Auto Parts keeps returns simple. For new Workhorse Custom Chassis P42 Valve Cover and Cylinder Heads and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.