Built for machine shops. Ready for your next custom part.

Advance Machine Specialties designs and manufactures application-specific fixtures and replacement machine components while also serving as a responsive CNC job shop. We work with automotive, aerospace, medical, energy, marine, water-treatment, and general industrial customers.

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Products and Manufacturing Support

  • Test-Fit Rottler Fixtures

    Billet 6061-T6 fixture plates with roll-formed threads, designed for P69A and later porting machines and checked with actual cylinder heads.

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  • Hard-to-Find Machine Parts

    AMS-made Rottler maintenance parts plus sourced lubricants and shop-spare hardware selected to help reduce avoidable downtime.

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  • Custom CNC Manufacturing

    Prototype, one-off, repeat-production, and blanket-order machining from prints, models, samples, photos, or an early-stage idea.

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Rottler CNC Cylinder Head Porting Fixtures

Application-specific cylinder-head fixture plates designed for compatible Rottler CNC porting machines. AMS machines each fixture in Fort Pierce, Florida from billet 6061-T6 aluminum, uses roll-formed threads for long-term reliability, and verifies fitment with an actual cylinder head.

Compatible machines include Rottler P69A, P69AHD, EM69P, and EM69HP. Mounting hardware is not included because requirements vary by cylinder-head design. Custom fixtures are available for applications not listed.

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Custom machining from concept to repeat production

Our two Haas machining centers provide approximately 40 × 20 × 20 inches of milling capacity, while our Okuma lathe handles parts up to approximately 8 inches in diameter and 14 inches long. We machine aluminum, steels, stainless steels, engineering plastics, G-10, and fiber-reinforced materials.

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A practical partner for repeat work

Prototypes and one-off parts are welcome, but repeat and blanket orders are an especially strong fit. Scheduled releases can help small and midsize companies maintain a dependable supply while reducing cash tied up in inventory.

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Why Customers Choose AMS

  • Verified Fitment

    AMS fixture designs are checked with actual cylinder heads before shipment.

  • Manufactured In-House

    AMS-made products are designed and manufactured at our Fort Pierce, Florida facility.

  • Clear Lead Times

    In-stock items typically ship in 1–2 business days; made-to-order and backordered items typically ship in 5–10.

Have a print, sample, or just an idea?

Send whatever information you have, along with material, quantity, and timing needs. AMS can help take a part or fixture from an early concept through production.

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