Tag Archives: How To

Nissan Cefiro A31 customized by Toycool Garage (The Buildup)

Pictures from Rhett del Rosario of Toycool Garage This Nissan Cefiro A31 wasn’t really this awesome to begin with. Toycool Garage started off with a stock Cefiro with only the wheels being the aftermarket pieces that are visible on the … Continue reading

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Engine Tech: How To Break-in your High-Performance Street or Racing Engine

Contrary to popular belief, you don’t have to drive 500-2000 miles before your engine is “broken-in”. Imagine having to drive your Hot-Rod or road racer from Los Angeles to San Francisco or worse yet Manila to Baguio! I know of … Continue reading

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Ask The AUTO GUROs: Power Options for the Toyota Corolla XL

A question for the AUTO GUROs came in from one of our loyal readers. And it goes: “Good day. It’s my first time. I have a Corolla XL 12-valve and I know such is not a powerful car but I’m … Continue reading

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Engine Tech: Spark Plugs and Ignition Systems (Copper, Iridium, Platinum, etc.)

Since the advent of the “OTTO CYCLE” . 4 Stroke internal combustion engines has relied on the Spark Plug to initiate the process of Igniting the air/fuel mixture. A lot has been improve on the engines, from overhead cams to … Continue reading

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Engine Tech: Header Types and Applications

SHORTY HEADER: This type replaces the stock exhaust manifolds in some production automobiles. Usually “Smog Legal”. Two types are available a shorty and equal length, the equal length type has a little better mid-range torque and is the same in … Continue reading

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Engine Tech: Aluminum or Cast Iron Block? Which Makes More Power?

This has been debated through the years and I am sure not everyone will agree. So my purpose here is to show the difference and you decide… Aluminum Blocks were the rage in the Early days of racing when the … Continue reading

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Engine Tech: Compression Ratios and Cam Specifications

1) AVOID USING A RACE TYPE CAM WITH STOCK COMPRESSION. The resultant loss in cylinder cranking pressure will result in decrease engine response and sluggish acceleration.(ex. stock cranking pressure-160psi. after cam installed, cranking pressure is now 135psi. pressure drop because … Continue reading

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Engine Tech: How To Build Horsepower with a STOCK ENGINE

Before we even get to this project, let me stress the point that in order for us to be successful, our project engine should be in excellent or good running condition. Like the old saying; “You Cannot Teach A tired … Continue reading

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Engine Tech: CARBURETORS

Before we proceed lets make one thing clear so as not to confuse ourselves. CARBS DONT SUCK FUEL!,VACUUM PULLS THE FUEL!,or the famous of all! ‘THIS THING SUCKS A LOT OF AIR’!!! To keep us in line and to be … Continue reading

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Overhead Cam 101: 4 VALVES vs. 2 VALVES

4 valve head have tumble flow but no swirl. Effectively making the heads less responsive at low to mid rpm. But has Excellent top-end potential. 2 valve has swirl & tumble flow combined and has the capability of combustion induced … Continue reading

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