B16A vs B18C5: A Computational Breakdown of Stroke Ratios and High-RPM Reliability
Go beyond the horsepower numbers with a mathematical comparison of stroke ratios piston speeds and reliability in B16A and B18C5 blocks.
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Diagnosing the Infamous Honda Main Relay Failure: Symptoms, Fixes, and Soldering
Cracked solder joints inside the main relay cut off power to your fuel pump. Follow our quick guide to fixing this common 90s Honda headache.
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F20C vs F22C1: Internal Differences and Valve Retainer Upgrades for AP1 Owners
Protect your AP1 engine from catastrophic dropped valves. Discover structural differences between S2000 motors and how to perform a safety upgrade.
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The Deflation of Direct Injection Issues: Carbon Buildup Mitigation on L15B7 Engines
Direct injection engines are prone to valve crusting. Find out how catch cans and walnut blasting keep your 1.5L turbo Civic breathing clearly.
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Honda Transmission Grinds: How to Fix Worn Synchros Without a Complete Rebuild
Before spending thousands on a full transmission overhaul, learn how high quality friction modifying fluids can save sticky shift synchros.
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Troubleshooting Honda Idle Air Control Valve (IACV) and Hunting Idles
Carbon deposits can cause your idle valves to stick open. Follow our quick cleaning guide to solve erratic engine idle issues on your Honda.
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The Architectural Strengths of the Closed-Deck H22A4 Block Found in the Prelude SH
Planning a high boost H series build? Learn why the closed-deck variant of the H22A4 block offers superior cylinder wall stability for forced induction.
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VTEC Explained: The Mechanical Differences Between B-Series, K-Series, and J-Series VTEC
From dual overhead cams to i-VTEC and cylinder deactivation, we break down how variable valve timing evolved across Honda’s best engine families.
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Understanding Honda ECU Socketing: OBD1 vs OBD2 and How to Prep for Hondata
Before you can tune your 90s Honda engine, you need a socketed ECU. Learn the structural differences between OBD1 and OBD2 units for tuning.
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The Physics of the Torsen Limited Slip Differential in the S2000 Platform
Understand how torque bias keeps your AP1 or AP2 planted. We analyze the gear driven magic behind the factory S2000 Torsen differential.