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Items 1-9 of 9
Description: "Black" Billet Aluminum Push in Breather for Valve Covers Fits valve covers with 1.25" hole using grommet # RPC-S4878 (1" ID/ 1.25" OD)
Item #: RPC-S6001-BK
Condition: New
Price: $38.95

Description: Aluminum Push in Breather for Valve Covers Fits valve covers with 1.25" hole using grommet # RPC-S4878 (1" ID/ 1.25" OD)
Item #: RPC-S6001
Condition: New
Price: $38.95

Description: Uses internal foam disc Ideal for plumbing your crankcase into the air cleaner Baffle system prevents oil from entering air cleaner Chrome-plated steel Fits valve cover with 1.22" hole Does not include Grommet Part#RPC-S4878
Item #: RPC-S9169
Condition: New
Price: $27.95
Qty:

Description: Chrome Twist In Round Top Oil Separator Breather 2-3/8" Diameter
Item #: RPC-S4803
Condition: New
Price: $20.95
Qty:

Description: Chrome Valve Cover Breather (2.75" diameter) - w/ 1.00" Neck / For Use w/ 1.25" Hole
Item #: RPC-S4870
Condition: New
Price: $15.95
Qty:

Description: Filter breather with washable element. No grommet required in valve cover with 1.25" holes
Item #: RPC-S9308
Condition: New
Price: $24.95
Qty:

Description: Hooded breather with washable element. No grommet required in valve cover with 1.25" holes
Item #: RPC-S9516
Condition: New
Price: $20.95
Qty:

Description: Push In Valve Cover Breather (Round Top Style- 2 3/4" dia.) Small O.D.(5/8") Grommet Neck
Item #: RPC-S9171
Condition: New
Price: $18.95
Qty:

Description: Twist In Valve Cover Breather- 3/4" neck (Round Top Style- 2 3/4" dia.)
Item #: RPC-S9617
Condition: New
Price: $14.95
Qty:

Items 1-9 of 9

More About RPC

RPC Engine Components for Classic Pontiac Engines

Builders doing an engine rebuild using RPC engine components.

Bring modern functionality to your classic Pontiac build with RPC engine components available at Butler Performance. These collections include comprehensive aftermarket fittings, thermostats, hose kits, transmission oil pans, and valve cover gaskets that help update traditional engine setups while preserving their classic character. Browse the available options above and equip your project with quality components designed for not only dependable performance but also a cleaner, more refined engine.

 What Makes This Brand Stand Out

RPC Engine Components has become a trusted name by providing a broad lineup of engine parts that supports everything from weekend restorations to high-performance engine setups. Apart from these, here are a few more reasons builders continue to choose the brand:

  • Practical upgrade options that make customizing an engine more accessible.
  • Components that help create a cleaner, more finished appearance under the hood.
  • Budget-friendly alternatives for builders looking to maximize their project investment.
  • Easy to mix into existing engine combinations without starting a build from scratch.

Ready to upgrade your engine? Shop now at Butler Performance and get your RPC engine components today!

Frequently Asked Questions

What types of engine projects are RPC Engine Components suitable for?

RPC Engine Components has a broad product lineup that allows enthusiasts to find parts for everything from small upgrades to more comprehensive engine modifications.

Can RPC engine components help improve the appearance of my engine bay?

Yes. In addition to supporting engine function, many RPC products contribute to a cleaner and more organized under-the-hood appearance. Components such as accessories, fittings, baffles, and valve covers can help give your Pontiac engine a more polished, finished look while complementing your overall build.

Can I use these engine components when upgrading only one part of my engine?

Yes. Many RPC products are designed to integrate with existing engine setups, making them a practical choice for builders who want to improve specific systems without completing a full engine rebuild.

Are RPC engine components only intended for high-performance applications?

No. While many enthusiasts use RPC products in performance builds, the brand also offers components suitable for routine maintenance, parts replacement, restoration work, and general engine improvements for street-driven Pontiac vehicles.