Description

Headers – IMCA-UMP Modified – 1.625 to 1.75 in Primary – 3 in Collector – Gaskets / Hardware Included – Steel – Black Paint – Small Block Chevy – Pair

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About BEYEA CUSTOM HEADERS

Beyea develops headers and exhaust components for circle track racing. Each header or exhaust set up has been tried and tested. Beyea headers and exhaust systems are used by many of the top Modified and Late Model race teams and engine builders across the U.S.

Reviews

There are no reviews yet.

Be the first to review “BEYEA CUSTOM HEADERS Headers 604 Crate Modified IDM-604-S1-B2”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOREL LIFTERS BBC Solid Roller Lifter Set w/.180 Offset Intake 4841

    SKU: MRL4841
    Product information
    • Weight4.735 lbs
    • Dimensions15 × 2 × 2 in
    • Quantity

      Set of 16

    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Lifter Style

      Mechanical Roller

    Details...
    Original price was: $1,062.01.Current price is: $965.46.Add to cart
    Original price was: $1,062.01.Current price is: $965.46.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SKYJACKER Hydro Shock W/Red Boot H7097

    SKU: SKYH7097
    Product information
    • Weight5.3 lbs
    • Dimensions24.65 × 3.2 × 3 in
    • Product Line

      Hydro H7000 Series

    • Internal Design

      Twintube

    • Gas/Hydraulic

      Hydraulic

    • Compressed Length

      13.92 in

    • Extended Length

      23.5 in

    Details...
    Original price was: $58.00.Current price is: $51.87.Add to cart
    Original price was: $58.00.Current price is: $51.87.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SKYJACKER Nitro Shock w/ Red Boot N8051

    SKU: SKYN8051
    Product information
    • Weight5.38 lbs
    • Dimensions24.55 × 3.2 × 3.1 in
    • Hardware Included

      Yes

    • Quantity

      Each

    • Application Specific

      Yes

    • Product Line

      Nitro 8000 Series

    • Internal Design

      Twintube

    Details...
    Original price was: $68.00.Current price is: $61.61.Add to cart
    Original price was: $68.00.Current price is: $61.61.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    INTERCOMP Digital Caster/Camber Gauge w/Mag Adapt & Case 100005

    SKU: INT100005
    Product information
    Details...
    Original price was: $458.85.Current price is: $399.00.Add to cart
    Original price was: $458.85.Current price is: $399.00.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOLLEY Remote LS Smart Coil Relocation Bracket Kit 561-131

    SKU: HLY561-131
    Product information
    • Weight1.65 lbs
    • Dimensions14.3 × 11.5 × 1 in
    • Color

      Black

    • Finish

      Powder Coat

    • Quantity

      Pair

    • Product Line

      Smart Coil

    • Coil Style

      Coil Pack

    Details...
    Original price was: $268.00.Current price is: $242.95.Add to cart
    Original price was: $268.00.Current price is: $242.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WINTERS Quick Change Gears 8534A

    SKU: WIN8534A
    Product information
    • Weight6.653 lbs
    • Dimensions9 × 5 × 2 in
    • Spline

      10.0

    • Set Number

      34A

    • Gear 1 Tooth Count

      16.0

    • Gear 2 Tooth Count

      22.0

    • 4:12 Ring And Pinion Low Ratio

      3.0

    Details...
    Original price was: $128.16.Current price is: $116.51.Add to cart
    Original price was: $128.16.Current price is: $116.51.Add to wishlist
  • Add to wishlist
    Sale
    EQUUS Adapter Kit - Water Temp - Mechanical E9851
    Add to wishlist

    EQUUS Adapter Kit – Water Temp – Mechanical E9851

    SKU: EQUE9851
    Product information
    • Weight0.21 lbs
    • Dimensions3.85 × 2.95 × 1.05 in
    • Fitting A End 1 Size

      5/8-18 in

    • Fitting A End 1 Style

      Female

    • Fitting A End 2 Size

      3/8 NPT

    • Fitting A End 2 Style

      Male

    • Quantity

      Kit

    Details...
    Original price was: $12.93.Current price is: $11.75.Add to cart
    Original price was: $12.93.Current price is: $11.75.Add to wishlist
  • Add to wishlist
    Sale
    EQUUS Adapter Kit - Water Temp - Mechanical E9853
    Add to wishlist

    EQUUS Adapter Kit – Water Temp – Mechanical E9853

    SKU: EQUE9853
    Product information
    • Weight0.174 lbs
    • Dimensions5.05 × 4.95 × 0.85 in
    • Fitting A End 1 Size

      5/8-18 in

    • Fitting A End 1 Style

      Female

    • Fitting A End 2 Size

      14 mm x 1.5

    • Fitting A End 2 Style

      Male

    • Quantity

      Kit

    Details...
    Original price was: $14.60.Current price is: $13.27.Add to cart
    Original price was: $14.60.Current price is: $13.27.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    BORGESON Power Steering Pump Brkt 802402
    Add to wishlist

    BORGESON Power Steering Pump Brkt 802402

    SKU: BRG802402
    Product information
    • Weight2.06 lbs
    • Dimensions7.4 × 5.4 × 3.65 in
    • Intended Mount

      Power Steering Pump

    • Driver / Passenger Side

      Driver

    • Mounting Location

      Block

    • Bolt-On / Clamp-On / Weld-On

      Bolt On

    • Pump Style

      Saginaw

    Details...
    Original price was: $78.86.Current price is: $68.57.Add to cart
    Original price was: $78.86.Current price is: $68.57.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist

    10