Beyea IDM-604-S1B2 IMCA Dirt Modified 4-1 Header

#19660401

Beyea IDM-604-S1B2 IMCA Dirt Modified 4-1 Header

Name: Beyea IDM-604-S1B2 IMCA Dirt Modified 4-1 Header
Brand: Beyea
SKU: 19660401
Price: 417.99 USD
Availability: BackOrder
Rating: 5 (2 reviews)

2 Reviews

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Will fit the 604 GM crate engine exclusively
These 4 to 1 tube headers are made from heavy duty steel
Collector length measures 2-3/4" x 9 in. with 10" turn down

$417.99

/pair

On Backorder

This part is Backordered. We estimate this item will ship on or before November 26th.

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Product Summary

4 to 1 Header Tube Type, Square Exhaust Port Shape

Will fit the 604 GM crate engine exclusively
These 4 to 1 tube headers are made from heavy duty steel
Collector length measures 2-3/4" x 9 in. with 10" turn down
Specially designed to make sure that you get every last bit of useable power out of your engine
Works with Assault, Bandit, Kazz, Lethal, Lightning (2009-Older), Longhorn, MB Custom (2017-older), Shaw (2017-UP), TRC

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Key Specs

MFG. Part #	IDM604S1B2
Header Tube Type	4 to 1
Exhaust Port Shape	Square
Flange Style	Standard
Primary Tube Diameter	1-5/8 to 1-3/4"

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Beyea IDM604S1B2 Details

Finding any advantage is key to success in dirt track racing; Be the first to victory lane with Beyea Headers! A proven performer and a name known around the world - Beyea Headers are a tried and tested solution to your horsepower problems. 15 years of dedicated research and design has gone into each and every header from Beyea Headers to make sure that you get every last bit of useable power out of your engine to propel you to the top step of the podium!

Includes gaskets
604 crate engine
Collector Length: 2-3/4" x 9 in. with 10" turn down
1-5/8" x 1-3/4" stepped headers
Fits Assault, Bandit, Kazz, Lethal, Lightning (2009-Older), Longhorn, MB Custom (2017-older), Shaw (2017-UP), TRC

Guides & Documents

Choosing the Right Headers

CARB Warning

For race/ off road use only

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

CARB warning

Beyea IDM604S1B2 Specifications

KEY SPECS
MFG. Part #	IDM604S1B2
Brand	Beyea
Header Tube Type	4 to 1
Exhaust Port Shape	Square
Flange Style	Standard
Primary Tube Diameter	1-5/8 to 1-3/4"
Material Type	Steel
Color	Black
Weld-Up	No
Collector Diameter	2-3/4 Inch
Finish	Painted
Hardware Included	No
Gasket(s) Included	Yes
Collector Reducers Included	Yes
Collector Reducer Exit Diameter	2.25"
Collector Attachment Type	Slip fit

GENERAL
Sold in Quantity	Pair
Notes	For GM 604 Crate Engine. Single step.
Collector Length	9"

Ratings & Reviews

2 Reviews

Overall Assessment

Customers confirm that the product consistently performs well, particularly highlighting its excellent application to a 604 crate dirt modified. The product's quality stands out, gorgeous in appearance on various models like the 604; this further underlines the product's evident practicality and adaptability. In comparison to competitors, customers recommend this product for its superior features and cost-effectiveness. There is a substantial satisfaction with the high-quality material used in the product, ensuring its durability and safety, thereby offering great value for money.

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5.0

4 years ago

TYLER KLEINER

DUBUQUE IOWA

Verified

GREAT PERFORMANCE ON OUR 604 CRATE DIRT MODIFIED

Would Recommend

Great quality great price

5.0

6 years ago

Nimpomo

Verified

Looks great on my 604

Would Recommend

Showing 2 of 2 reviews

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