RIMAC IS BACK! Since the 1920's RIMAC has been the industry standard when it comes to valve spring testing tools. Rimac's famous flagship "Big Blue" spring tester is now available once again! Since 1929, Rimac has been a leader in the design and manufacturing of precision engine building tools. Hardcore engine builders and enthusiasts have considered Rimac Spring Testers the gold standard of the industry for nearly 60 years, and still covet them as is evidenced by nearly $1,000 price tags on auction websites. Finally, the Rimac brand has returned with the quality, reliability, and standards that made it a legend in the engine building world in the first place.
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