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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
PMAX Boost Commander
For Ford Inline-6 Turbo & Supercharged Engines If you want a clean, broad torque curve under boost without sacrificing drivability, the STRAIGHT BOOSTED cam is your go-to. Designed specifically for Ford inline engines running moderate boost, it delivers...Regular price $795.00Regular price $795.00 -
Vendor: DFW Speed Syndicate
Rocker Arm – Fits ProMaxx Heads (Sold Individually)
Boost your engine’s performance with the 13750E Rocker Arm, precision-engineered to fit ProMaxx cylinder heads. This high-quality rocker arm is built for reliability, durability, and maximum horsepower – a must-have for serious engine builders and racers. Product Features:...Regular price $39.00Regular price $39.00 -
Vendor: DFW Speed Syndicate
Ford 240/300 I-6 Bronze Distributor Gear
.530"/.531" Shaft Size (Standard) For Use with Steel Core Roller Camshafts SPARK CONTROL FOR SERIOUS CAMSHAFTS. If you’re running a steel roller cam in your Ford 240 or 300 inline-6, this bronze distributor gear is a must-have. Designed for .530"/.531"...Regular price $139.00Regular price $139.00 -
Vendor: DFW Speed Syndicate
Master Valvetrain Kit – ProMaxx 300 Ford Heads
The Ultimate 8mm Setup for Hydraulic Roller Dominance Ready to take your ProMaxx 300 Ford heads from good to master status? This kit’s got everything you need for a bulletproof, high-RPM valvetrain that doesn’t quit. Stainless 8mm valves,...Regular price $1,055.00Regular price $1,055.00 -
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.