NHRA Has Certified BluePrint Performance Engine Blocks
Drag racers can now utilize approved BluePrint engine blocks in sanctioned Stock and Super Stock competitions.
Updated on Sept. 21, 2026 in Auto Parts
The National Hot Rod Association (NHRA) has officially certified BluePrint Performance cast-iron engine blocks for use in sanctioned drag racing events. This approval covers several popular engine platforms, including big-block and small-block Chevy, LS, and small-block Ford designs.
Why it matters
This certification allows professional engine builders and drag racers to integrate BluePrint components into their competition vehicles while remaining compliant with NHRA regulations. The move standardizes the usage of these blocks across Stock, Super Stock, and Competition Eliminator classes.
The NHRA has granted certification to BluePrint Performance for its cast-iron engine blocks following a review of dimensional, material, and performance standards. These parts are now cleared for use in Stock, Super Stock, and Competition Eliminator drag racing applications.
The players
National Hot Rod Association
The primary governing body for drag racing that sets safety and technical standards for sanctioned competitive events.
BluePrint Engines
An engine manufacturer known for producing performance crate engines and components for automotive enthusiasts and racers.
The details
The NHRA certification process involved a comprehensive evaluation of the block castings, which are manufactured by a foundry partner in Germany. Once cast, the engine blocks are shipped to the BluePrint Engines facility in Kearney, Nebraska, where all precision machining operations are completed.
Timeline
September 21, 2026: BluePrint Engines announced the NHRA approval.
The Home Front
This development aligns with the NHRA Technical Regulations governing the hardware permitted in specific drag racing classes. It reflects an ongoing trend where performance aftermarket manufacturers seek formal validation to support professional and amateur racing series.
If you are building a vehicle for sanctioned NHRA competition, verify your specific engine block model against the updated NHRA rulebook to ensure it remains within class compliance. Always consult with a licensed professional engine builder before making structural changes to your engine platform.
The takeaway
The formal NHRA certification provides a new, vetted path for racers using BluePrint Performance platforms. Builders should keep their official documentation on file to confirm the eligibility of their specific block casting for sanctioned competition.
Further reading
Learn more about selecting components for your vehicle at Auto Parts.
Source note: This article includes information reported by THE SHOP.
