Knowledge Base
Searchable, per-topic automotive answers extracted from build dialogue
Knowledge base results
Do I need to weld the new fender wells, or can I rivet/bolt them?
Welding gives the strongest, most permanent result and better seals against moisture. Rivets or screws can be used for removable liners or panels but may require additional sealing and can be less…
Will modifying the inner fender affect vehicle safety or inspection?
Cutting and fabricating inner wells can be safe if done correctly and corrosion-protected. Check local regulations and inspection requirements; ensure structural components (frame rails, suspension…
Do I need to replace the entire wiring harness?
Not necessarily. The video shows replacing or supplementing dash circuits with a new fuse block and targeted wiring where needed. Full harness replacement is only required for severely damaged or…
Should I replace the crankshaft seal when installing the balancer?
Yes — it's a good practice to install a new front crankshaft seal during balancer installation to prevent future leaks, unless the seal is known to be new and compatible with your installation…
If clearance is out of spec, what are my options?
Options include installing the correct sized bearings (standard/undersize), replacing damaged bearings, machining or grinding the crank to an undersize and using undersize bearings, or replacing…
Do I need a welder to do this, or can I rivet the tubs in?
Welding provides the strongest, most permanent result and maintains structural integrity. Rivets or screws can be used for a less permanent or simpler installation, but they may require seam sealer…
Will this change how the suspension or alignment behaves?
Cutting and installing tubs alone doesn't change suspension geometry, but using wider wheels/tires that require the tubs can affect handling and may require alignment, roll center correction, or…
Will a modern Bluetooth head unit physically fit in a 1965 Mustang dash?
Yes, but you may need a dash mounting kit or trim plate to adapt the modern 1-DIN or 2-DIN unit to the classic dash opening. Some bezel modification or a custom pocket is sometimes required depending…
Do I need a special wiring harness to install an aftermarket radio?
Yes — a wiring harness adapter designed for classic Fords (or a universal adapter) simplifies the job by allowing plug-and-play connections for power, ground and speakers, avoiding cutting the…
Do I need to remove the door panel to replace the weatherstrip?
Usually yes — removing the interior panel gives better access to the seal mounting points, allows replacement of any broken clips, and lets you inspect the flange behind the panel. In some cases you…
Do I need to replace the spark plug when replacing a coil?
Not always, but it's a good idea to inspect the spark plug. If the plug is worn, fouled, or has high mileage, replace it while you have the coil off. New coils on old plugs can mask underlying plug…
Do I have to weld the new wheelwell panels, or can I bolt or rivet them?
Welding is preferred for strength and to restore structural integrity, but panels can be riveted or bonded in place if welding isn't an option. If you rivet or bond, be sure to seal seams thoroughly…
Will cutting and welding the inner fender cause rust problems?
Not if you properly treat and seal the new metal. Use weld-through primer during welding, then apply epoxy primer, seam sealer, and paint. Ensuring proper sealing and coating is key to preventing…
Do I need any special tools to make custom fender wells?
Basic fabrication tools (angle grinder, drill, MIG welder, hammer/dolly) are required. Access to a sheet metal brake, shrinker/expander or bead roller helps achieve factory-like contours but isn't…
Do I need to replace the ignition coils too?
Not necessarily. Coils soaked in oil should be inspected and tested; if they function and have no internal damage they can be cleaned and reused, but many techs replace coils if oil contamination has…
Is this an expensive repair?
The typical parts (valve cover gasket/tube seals and spark plugs) are relatively inexpensive; labor for removing valve covers can make the job take a couple of hours. Expect parts-only costs in the…
Do I have to remove the injectors to clean them?
Not necessarily. Many inline cleaning kits allow you to clean injectors while they remain installed by feeding solvent through the fuel rail. However, severely clogged injectors may require removal…
Is special tooling required for a 2012 Mustang GT?
Basic hand tools and a compatible inline cleaning kit are sufficient for many DIY jobs. A fuel pressure gauge and a set of replacement O-rings are helpful. If unsure, consult a service manual for…
Do I need to use preformed tubs or can I fabricate from sheet metal?
You can do either. Preformed tubs save time and fitment work but can be more expensive and still require trimming. Fabricating from sheet metal is more labor-intensive but allows a fully custom shape…
Will this modification affect vehicle legality or safety?
Modifying fender wells to clear larger tires can affect splash protection and may be subject to local vehicle regulations. Ensure that tires do not protrude illegally and that the tubs are…
When should I replace rod bolts?
Replace rod bolts whenever the manufacturer or ARP recommends single-use bolts (torque-to-yield), if bolts show stretch or damage, or if you're reassembling after machining. Upgrading to quality…
Is Plastigage accurate enough for final clearance checks?
Plastigage is accurate enough for quick verification and troubleshooting, but for final precision work use micrometers, bore gauges, and calculation of diameter differences; machine-shop measurements…
Where do I find the correct torque specs and sequence?
Consult the factory service manual for the Small Block Chevy 350 or the head-fastener manufacturer's instructions. Torque values and angle steps vary by fastener type (torque-to-yield vs. reusable…
Do I need RTV sealant when installing intake gaskets?
Only use a small amount of engine-safe RTV where the manufacturer recommends—typically at the water crossover ends or corners. Excess RTV can squeeze into passages and cause blockages, so use…
Any tips for preventing vacuum/fuel leaks after installation?
Ensure gaskets are oriented correctly, surfaces are clean, and all vacuum lines and carburetor fittings are properly connected. After startup, inspect for hissing or fuel smell and fix any leaking…
Do I need a load leveler?
A load leveler is highly recommended—especially on V8s—because it lets you change the tilt of the engine to clear the firewall, hood, and oil pan and makes transferring to an engine stand much easier…
Do I need to replace my head bolts or can I reuse them?
If the engine uses torque-to-yield (TTY) head bolts you must replace them every time you remove the heads. For reusable head studs or non-TTY bolts, you can often reuse if they are in good condition,…
Is the mower powerful enough for thick or tall grass?
The review covers cut quality and power delivery; while the Z2 Ultima 54 is designed for heavy-duty residential/commercial use, performance in very dense or wet grass will reduce runtime compared to…
Do I need a special tool to check pushrod length?
While not strictly required, an adjustable pushrod checking tool or pushrod checker makes verifying length and rocker geometry far easier and more accurate than trial-and-error with fixed-length rods.
Is a spring compressor required?
A spring compressor is required if you disassemble the strut/spring assembly to transfer springs or rebuild the strut. Always follow safety procedures—compressed springs store a lot of energy and can…
Do I need to weld the tubs in or can I use rivets?
Both methods work. Welding provides a stronger, more permanent join and better seals against moisture; rivets or rivet nuts are acceptable if you prefer removable panels or lack welding equipment.…
Will cutting the inner fender affect structural integrity?
If you remove structural or suspension-mounting points it can. Avoid cutting load-bearing areas and reinforce or weld in support where necessary. Properly welded tubs and seam-sealed joints will…
Is welding on the driveshaft safe?
Welding is common for custom driveshaft work when done correctly. Use proper welding technique, avoid overheating (which can warp the tube), ensure concentric alignment, and have the shaft balanced…
Is it necessary to change the oil filter at the 5-hour service?
If the mower has a replaceable oil filter, inspect it and replace if recommended by the manufacturer. Some owners change the oil filter at the first service; consult your manual for the recommended…
Do I need to remove the fender to make custom wheelwells?
Not always. Many cuts and inner wheelwell fabrications can be done with the fender on, but removing the fender gives easier access and cleaner edges. The video shows work done with targeted cuts and…
Will cutting the fender wells affect structural integrity?
If you remove factory structural seams you can affect rigidity. The typical approach is to reinforce the area with welded panels or proper fasteners and seam sealer; doing the job with solid welds…
Do I need a welder or can I use rivets?
You can use rivets or a combination of welds and rivets. Welding provides the strongest, most permanent bond, but rivets are acceptable for non-structural sections or if you lack welding tools. Seal…
Do I need to replace lifters when installing a new cam?
It's strongly recommended to install new lifters with a new cam, especially if the lifters are worn or the cam is a different profile. Reusing old lifters can cause premature wear or damage to the…
Do I need to prime the oil pump before first start?
Yes—priming the pump (filling it with oil and rotating the engine by hand to circulate oil) is recommended before first start to prevent dry start wear. If priming isn't possible, crank the engine in…
Should I use a gasket or RTV for the timing cover and oil pan?
Both methods are common. Use the gasket type recommended by the part manufacturer; RTV can be used where gaskets are not available or in addition to gaskets at corners and seams. If using RTV, follow…
Is plastigauge accurate enough for checking main clearances?
Plastigauge is accurate enough for quick checks and verification, but it's not as precise as micrometer and bore gauge measurements. For final bearing clearance confirmation on performance builds,…
Do I need to rebuild the carburetor if the car runs rough?
Not always, but a carburetor rebuild is a common and relatively inexpensive first step when a vintage car runs poorly. Check for vacuum leaks, fuel delivery, and ignition issues first; if those are…
Is it safe to drive the Mustang until repairs are done?
Minor issues like a noisy muffler might be tolerable short-term, but braking issues, steering play, fuel leaks, or severe ignition/charging faults are safety risks and should be addressed before…
Do classic cars like a '65 Mustang need special diagnostic tools?
Not usually — a good multimeter, compression tester, vacuum gauge and basic hand tools will diagnose most issues. Carbureted engines require fuel pressure checks and vacuum testing rather than OBD…
Will oil leaks affect battery or motor performance?
Leaking bar oil doesn't usually affect the battery or motor electrically, but oil contamination can attract debris or foul moving parts. Persistent leaks may reduce lubrication to the chain and…
Is mounting an FPV camera on a mower safe?
Mounting an FPV camera is generally safe if you use secure mounting hardware, keep wiring away from moving parts, and verify that the camera does not obstruct controls or views. Always follow safety…
Could a slipping clutch cause the symptoms shown in the video?
A slipping clutch will cause loss of acceleration under load and excessive engine revs without corresponding vehicle speed, but it won't cause drops in fuel pressure. The video suggests both issues:…
Is the neutral safety switch the same as the shifter bushing?
No. The neutral safety switch (or PRNDL sensor) is an electrical sensor that reports gear position, while the bushing is a mechanical part that secures the shift cable. A bad bushing can cause the…
Do I always need to rebuild the carburetor to fix surging?
Not always — start with inspecting/cleaning the air filter, fuel filter and fuel lines and try small idle/mixture adjustments. If the surge continues, cleaning or rebuilding the carburetor usually…
Is it safe to use an FPV system while operating the mower?
Using FPV while operating heavy equipment carries safety risks. The operator should prioritize situational awareness; if using goggles, have a spotter nearby or use a secondary external monitor so…
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