660C・660S・660Rの比較と選び方の記事アイキャッチ画像
660シリーズ

ORBITRON 660C vs 660S vs 660R: Compare & Choose

Compare the ORBITRON Power Module 660C, 660S and 660R by design focus, dimensions, weight and cable specification. Choose a model for everyday comfort, city driving or driving enjoyment, then check...
オクタン価とは?ハイオクとレギュラーの違い・ノッキングとの関係をわかりやすく解説の記事アイキャッチ画像
GERHON

What is Octane Rating? A Simple Explanation of the Difference Between High-Octane and Regular Gasoline, and Its Relationship with Knocking

Octane rating is an index that indicates a gasoline's resistance to knocking. This article will explain in an easy-to-understand manner the differences between premium and regular gasoline, their r...
交換を決める、その前に。ORBITRON Battery Restore PRO 9月7日発売の記事アイキャッチ画像
Battery Restore PRO

"Before you decide to replace it." Orbitron Battery Restore PRO, releasing September 7th.

ORBITRON Battery Restore PRO 1L will be released on September 7, 2026, at 9:00 AM. This is a rejuvenating fluid for refillable flooded lead-acid batteries, based on high-purity refined water and fo...
中冨伸一選手 JSB1000 第5戦もてぎの記事アイキャッチ画像

Shinichi Nakatomi - JSB1000 Round 5 Motegi

Shinichi Nakatomi, sponsored by NEXT SCIENCE, competed in the JSB1000 class at Round 5 of the All Japan Road Race Championship in Motegi, held on August 29th and 30th, 2026. Nakatomi has been conti...
車が速く感じるのはなぜ?加速度・視覚・音・振動から体感速度の正体を解説の記事アイキャッチ画像

Why do cars feel fast? Explaining the truth behind "perceived speed" from acceleration, vision, sound, and vibration

Why does a car feel faster than its actual speed? This article clearly explains the mechanisms behind "perceived speed" – how humans experience speed – covering factors such as acceleration, thrott...
チタンボルトのメリットとは?鉄・ステンレスとの違いを強度・重量・特性から比較の記事アイキャッチ画像

What are the advantages of titanium bolts? A comparison with iron and stainless steel based on strength, weight, and properties.

We'll explain the benefits of titanium bolts compared to iron and stainless steel, covering differences in lightness, strength, specific strength, corrosion resistance, and rigidity, as well as gal...
バッテリー端子の接触抵抗とは?電気の流れと端子メンテナンスの基礎知識の記事アイキャッチ画像

What is Battery Terminal Contact Resistance? Basics of Electrical Flow and Terminal Maintenance

This article provides an easy-to-understand explanation of battery terminal contact resistance. It covers voltage drop and heat generation due to loose or corroded terminals, the impact on starting...
車のアーシングとは?仕組み・効果・メリットと現代車での注意点の記事アイキャッチ画像

What Is Car Earthing? Mechanism, Effects, Benefits, and Considerations for Modern Cars

This article provides an easy-to-understand explanation of car earthing. It covers the mechanism of body earth, symptoms that can arise from poor grounding, the concept of supplemental earthing, an...
車に静電気が発生するのはなぜ?タイヤ・ボディ・樹脂部品の帯電を解説の記事アイキャッチ画像

Why does static electricity occur in cars? Explaining the electrification of tires, body, and resin parts

We'll explain the causes of static electricity in cars in an easy-to-understand way. We'll cover everything from friction between seats and clothing, tires and the road surface, and the charging of...