8 Tips for Tuning Vintage Carburetors for Better Fuel Economy

Edelbrock VRS 4150 series four barrel carburetor (Credit: Alamy)

Fuel economy was not exactly the priority when most vintage carburetors were designed. Engineers in the 1950s, 1960s, and 1970s were working with different expectations, different fuel prices, and different emissions standards than anything we…

8 Ways to Spot an Engine That Has Been Bored Out or Modified

RMC V80CNL engine block machining center (Credit: Alamy)

Buying a used car with a modified engine is not automatically a bad decision. Sometimes the previous owner invested in quality machine work, premium components, and professional assembly that actually improved the engine’s long-term durability.…

Top 10 Most Reliable Three Speed Automatic Transmissions Ever Built

Toyota 4Runner 5 Speed Transmission (Credit: Toyota)

Three-speed automatic transmissions do not get the appreciation they deserve. Enthusiasts obsess over six-speed manuals, dual-clutch gearboxes, and ten-speed automatics, but the humble three-speed automatic built the foundation that every modern transmission stands on. These…