Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Replacement Inboard Ignition Coil - Compatible With Mercruiser Thunderbolt Iv And V Ignition Systems With Hei - Replaces 18-5438
No reviews
$35.43
Regular price
$50.61
-29%
Couldn't load pickup availability
Sold by Carkart, an authorized reseller.
Vendor:
Aa Ignition
Type:
Coils
Sku:
WBCARB07GL4TM27
Available:
Available
Shipping information
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
If Your Boat Won'T Run At Full Power Or Is Hard To Start Then A Faulty Ignition Coil May Likely Be The Cause. This Replacement Ignition Coil By Aa Ignition Made By An Original Equipment Supplier Installs Quickly And Will Bring Your Boat Motor Back Up To Full Power. Installation Is Straight Forward And Will Restore Performance And Driveability On Your Boat In Minutes Replaces The Following Part Numbers: 18-5438 392-805570A2, 392-7803A4, 392-7803, 3000-8M0079202, 392-805570A1 72115 40511 9-29701 Pro Marine 64570 Rl5438 Compatible With Mercruiser Gm V-6 & V-8 Petrol Engines W/ Thunderbolt Iv & V Ignition: 4.3L V6 5.0L V8 5.7L V8 (Inc 350 Mag) Mx6.2L V8 7.4L V8 (Inc 454 Mag) 8.2L V8 (Inc 502 Mag) This Is A Compatible Replacement Part Manufactured By Aa Ignition. This Ignition Coil Pack Is Not A Genuine Part. Their Associated Models And Part Numbers Are Used In This Listing Only To Identify The Vehicles This Ignition Coil Pack Fits.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What is the part number for this ignition coil?A: The part number is eighteen dash five four three eight. This ignition coil is compatible with several MerCruiser models.
Q: What engines does this ignition coil fit?A: This ignition coil fits MerCruiser GM V6 and V8 petrol engines. Specifically, it works with engines ranging from four point three liters to eight point two liters.
Q: Is this an OEM part?A: No, this is not an OEM part. It is a compatible replacement manufactured by AA Ignition.
Q: How do I install this ignition coil?A: Installation is straightforward and can typically be completed in minutes. The ignition coil is located beside the distributor in the engine.
Q: Is this ignition coil compatible with Thunderbolt IV and V systems?A: Yes, it is specifically designed for MerCruiser Thunderbolt IV and V ignition systems. It operates with High Energy Ignition systems only.
Q: What tools do I need for installation?A: You will need basic hand tools, including a socket set and a screwdriver. No special tools are required for installation.
Q: How should I care for my ignition coil?A: Keep the ignition coil clean and dry. Avoid exposing it to extreme temperatures or moisture to maintain optimal performance.
Q: What if the ignition coil fails during the warranty period?A: If it fails within the warranty period of two years or twenty-four thousand miles, you can contact AA Ignition for a free replacement.
Q: Can I return this ignition coil if it doesn't fit?A: Yes, you can return the ignition coil if it doesn't fit. Be sure to check the return policy for specific details.
Q: What are the signs of a faulty ignition coil?A: Common signs include hard starting, loss of power when the engine is hot, or erratic engine performance. Replacing the ignition coil can restore functionality.
Q: Does this ignition coil come with a warranty?A: Yes, this ignition coil comes with a two-year or twenty-four thousand mile warranty. Refer to the product documentation for full details.
Q: Is this ignition coil easy to install for beginners?A: Yes, it is easy to install, even for beginners. The installation process is simple and can usually be completed without professional help.
Q: What part numbers does this ignition coil replace?A: This ignition coil replaces part numbers eighteen dash five four three eight, three hundred ninety-two dash eight zero five five seven zero A two, and several others.
Q: Is this ignition coil suitable for saltwater environments?A: Yes, the ignition coil is designed for marine use, making it suitable for saltwater environments. Proper installation and care will enhance its longevity.
Q: Will this ignition coil improve my boat's performance?A: Yes, replacing a faulty ignition coil can significantly improve your boat's performance and overall driveability.
Recently viewed
<div class="dynamic-checkout__content" id="dynamic-checkout-cart" data-shopify="dynamic-checkout-cart"> <shopify-accelerated-checkout-cart wallet-configs="[{"supports_subs":true,"supports_def_opts":false,"name":"shop_pay","wallet_params":{"shopId":69204410420,"merchantName":"Carkart","personalized":true}},{"supports_subs":false,"supports_def_opts":false,"name":"amazon_pay","wallet_params":{"checkoutLanguage":"en_US","ledgerCurrency":"USD","placement":"Cart","sandbox":false,"merchantId":"A1ONOTYM25CI4M","productType":"PayAndShip","design":"C0002"}},{"supports_subs":true,"supports_def_opts":false,"name":"paypal","wallet_params":{"shopId":69204410420,"countryCode":"US","merchantName":"Carkart","phoneRequired":true,"companyRequired":false,"shippingType":"shipping","shopifyPaymentsEnabled":true,"hasManagedSellingPlanState":false,"requiresBillingAgreement":false,"merchantId":"PZG6E6657YATJ","sdkUrl":"https://www.paypal.com/sdk/js?components=buttons\u0026commit=false\u0026currency=USD\u0026locale=en_US\u0026client-id=AbasDhzlU0HbpiStJiN1KRJ_cNJJ7xYBip7JJoMO0GQpLi8ePNgdbLXkC7_KMeyTg8tnAKW4WKrh9qmf\u0026merchant-id=PZG6E6657YATJ\u0026intent=authorize"}}]" access-token="20810d98afa2dc52788bfff7f8a52a25" buyer-country="US" buyer-locale="en" buyer-currency="USD" shop-id="69204410420" cart-id="11e3c52dc2e7e22256762d6ac8dc7710" enabled-flags="["ce346acf"]" > <div class="wallet-button-wrapper"> <ul class='wallet-cart-grid wallet-cart-grid--skeleton' role="list" data-shopify-buttoncontainer="true"> <li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li><li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li><li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li> </ul> </div> </shopify-accelerated-checkout-cart> <small id="shopify-buyer-consent" class="hidden" aria-hidden="true" data-consent-type="subscription"> One or more of the items in your cart is a deferred, subscription, or recurring purchase. By continuing, I agree to the <span id="shopify-subscription-policy-button">cancellation policy</span> and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. </small> </div>