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• FAQ: Front Axle Factory Service Manual Scans, by Captain4x2
• FAQ: Links to FAQs and Information around the web, by colsoncj
• FAQ: The Capacity/Size/Weight/Length Thread, by BigMike
• FAQ: The Official 3RZ Knowledge and Database Thread, by BigMike
• How To: Air Flow Meter Tuning, by BigMike
• How To: Big Brake Mod (IFS Mod & Rear Disc), by golana
• How To: Build a Bikini Top for a 4Runner, by Tallchevy350
• How To: Build a Hydro Assist System on a budget, by Freds40
• How To: Build your own Square Driveline, by MiniSimp
• How To: Change the color of your dash lights, by ImaHoToy87
• How To: Convert front corner light to a dual filament blinker, by BigMike
• How To: Convert to an internally regulated Alternator, by tanabuse
• How To: Convert your 22R to Propane Injection, by KYOTA
• How To: Firewall Modification for Tire Clearance on a 1st gen Hilux, by KYOTA
• How To: Firewall Modification for Tire Clearance on a 2nd gen Hilux, by reklund5
• How To: First Gen Emission control Box Smog Fix, by CrazyYota
• How To: Flip the Push-Pull Steering J-Arm, by Duffil
• How To: Front Axle Service Instructions, by helipilot77
• How To: High Clearance Fenders for FJ40/45, by fj-rankenstein
• How To: Install a LC Engineering 22R/E Exhaust Header, by KDXSR5
• How To: Install a simple Hood Vent, #1, by 854RUN
• How To: Install a simple Hood Vent, #2, by crawlerdan
• How To: Install a simple Hood Vent, #3, by BigMike
• How To: Install our Marlin Crawler Front Bumper, by KDXSR5
• How To: Make a weber climb a hill, by dropthattaco
• How To: Marlin’s Homemade “MarMount” Heavy Duty Engine Mounts, by BadnewsBob
• How To: Mini Truck Spare Carrier, by Talon84x4
• How To: Modified Reverse Light Switch for Toybox users, by BamaBleach
• How To: Modify your P/S Box and Pump for Hydro Assist, by Freds40
• How To: Oversized Brake Master Cylinder & Proportioning Valve Install, by OldGold3VZE
• How To: Power Steering Install, by Rocksurfer
• Tech: E-LOCKER build up with tech. and part numbers, by maxwe001
• Tech: Proper Leaf Spring Setup, by OldGold3VZE
• Tech: The Suspension Encyclopedia, by TacoRunner
• Tech: How to install an anti-theft Kill Switch (reply #16), by BigMike

• How to Clearance your Reduction Housing
• How to Clearance your Shift Forks
• 2.2L(20R) and 2.4L(22R) Transfer Case Shift Style
• 3.0L and 3.4L Transfer Case Shift Style
• A Picture of a Crawl Box
• Gear Drive vs Chain Drive Transfer Cases
• Crawl Ratio Guide
• Crawl Ratio Table
• Transmission First Gear Ratios
• What are Dual Ultimate and Dual Ultimate Overkill Crawlers?
• Why Birfields Fail
• Understanding the Success of the Marlin Crawler Dual Case Adapter

Old Crawl Calculators