
NGK Spark Plugs · Part number BPR5FS-11 · NZ$17.00 incl. GST
NGK Standard Resistor Spark Plug by NGK Spark Plugs, part number BPR5FS-11.
NZ$17.00 including GST. Part number BPR5FS-11.
Buick Roadmaster Spark Plug Swap: The NGK Way
> Right, spark plugs. They're the little blighters that kick-start the whole combustion process in your Roadmaster. Over time, especially in tough conditions, they get worn down by heat and constant sparking. This leads to your engine misfiring and generally running rough. Replacing 'em regularly is crucial for keeping that old girl running sweet. Given the Roadmaster's age, it's a job worth doing.
Symptoms That Led You Here
• Engine misfires, especially when you put your foot down
• Rough as guts when idling
• Guzzling more fuel than usual
• Struggling to fire up in the mornings
• That pesky check engine light's on
Will it pass WOF?
Yep, as long as the engine's running smoothly and not chucking out heaps of smoke due to dodgy spark plugs. Misfiring is a surefire way to fail a WOF.
DIY or Workshop?
Difficulty: 6/10
Estimated Time: 1-2 hours
Tools Required: Spark plug socket, ratchet, extension bar, torque wrench, spark plug gap tool, anti-seize compound.
🛠️ Bob's "Get It Done Right" Companion Checklist
Before you get cracking, grab these bits and bobs to make the job a breeze and keep things shipshape:
• Safety First: Chuck on some Safety Glasses to keep any stray bits out of your peepers. And grab some Nitrile Gloves to keep your mitts clean.
• Spark Plug Prep: A tiny dab of anti-seize on the threads of your new spark plugs will make life easier next time around.
• Cleanliness Counts: Give the area around the spark plugs a good blast with some compressed air to stop any crud from falling into the cylinders when you pull the old plugs out.
Expert Recommendation
Swapping out your spark plugs is one of those jobs that makes a real difference to how your Roadmaster runs. Don't skimp on it! NGK plugs are a solid choice, but we've got other options at CARFIX to suit your budget. Bob @ CARFIX is always keen to help you nail down exactly which spark plugs you need for your Buick Roadmaster. Pop into Bob's Shop for a yarn – he'll sort you out!
Fitment Notes
Make sure you set the spark plug gap spot-on for your Roadmaster's engine. Check your service manual for the right spec.
---
🛠️ Bob's Pro Tip: Do the Job Right!
> If you're replacing this spark plug, make sure you've got the right workshop prep, protection, and safety gear ready. Taking a bit of extra time and using the proper safety stands and cleaners makes all the difference for a professional result!
🧰 What Else You'll Need:
• Safety First: Always secure your vehicle on heavy-duty safety jack stands before working underneath. Never rely solely on a hydraulic jack.
• Clean Hands: Keep a pack of Nitrile Gloves handy to protect your skin from grease, oils, and chemical sprays.
• Preparation: Have microfibre towels and a suitable parts cleaner nearby to keep components clean during installation.