Special Offers
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Vendor: Top Street Performance
TSP A/C Compressor; Sanden SD-7 R134 Serpentine Belt; Polished With Silver Clutch
Regular price $246.92 -
Vendor: Top Street Performance
TSP A/C Compressor; Sanden SD-7 R134 Serpentine Belt; Chrome With Silver Clutch
Regular price $246.92 -
Vendor: Top Street Performance
TSP A/C Compressor; Sanden SD-7 R134 Serpentine Belt; Polished With Silver Clutch
Regular price $246.92 -
Vendor: Top Street Performance
TSP A/C Compressor; Sanden 508 R134 Serpentine Belt; Chrome With Silver Clutch
Regular price $246.92
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Vendor: DFW Speed Syndicate
Ultimate Master ProMaxx Head & Cam Kit – Ford 300 I6
Built for the Big Inline. Tuned for Real-World Rumble. Ready to turn your old-school Ford 300 inline-six into a street-rippin’, hay-haulin’, tire-hazing beast? This all-in-one combo is built around a ProMaxx CNC Cylinder Head Package, a torque-loaded...Regular price $5,394.00Regular price $5,394.00 -
Vendor: DFW Speed Syndicate
Straub Blue Printed ProMaxx Ford 300 Inline-6 CNC Ported Head Kit
Key Features: CNC-Ported Bare Casting – Precision-machined for optimal airflow and unmatched consistency straight from ProMaxx. Blueprinted & QC Tested – Pressure-tested, dimensionally verified, and ready to handle the demands of performance builds. Competition Valve Job – High-performance seat...Regular price $3,215.00Regular price $3,215.00
At Straub Technologies, we are dedicated to breathing new life into classic inline engines. From high-performance camshaft profiles to battle-tested valvetrain solutions, we specialize in making legendary straight-sixes like the GM 292 and AMC 4.0L run stronger, smoother, and smarter than ever before.
We combine modern engineering with old-school grit—because we know your build isn’t just about horsepower, it’s about character. Whether you're crawling boulders, roasting tires, or restoring a piece of American muscle history, we provide the parts and expertise to get you there and back again.
This isn’t just performance. This is precision-built heritage, Straub style.