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Description
Fits 1987 Chevrolet Blazer; Standard Engine Mount Brackets - 12621HKRHooker BlackHeart application specific LS swap engine mounting brackets remove the installation guesswork and compatibility uncertainty that comes with using universal adjustable swap plate mounting methods. These brackets are designed to achieve optimized component clearances and drivetrain U joint operation angles in this application when used in conjunction with p n 12646HKR transmission crossmember and Hooker BlackHeart long tube headers and dual
Hooker BlackHeart application-specific LS swap engine mounting brackets remove the installation guesswork and compatibility uncertainty that comes with using universal/adjustable swap plate mounting methods. These brackets are designed to achieve optimized component clearances and drivetrain/U-joint operation angles in this application when used in conjunction with p/n 12646HKR transmission crossmember and Hooker BlackHeart long-tube headers and dual exhaust systems co-developed for this application. LS Oil Pan 302-1 will work with these engine mount brackets
Features:
- Welded Steel Construction
- Designed for light weight, rigidity and a clean appearance
- Zinc plated for durability and corrosion resistance
- Come complete with attachment hardware and instructions
- Work with stock small-block Chevy clamshell mounts
- Designed for use with Hooker BlackHeart headers for this application.
- LS Oil Pan 302-1 will work with these engine mount brackets
Specs:
| Application | 1973-1987 Chevrolet / GMC C10 Series Truck |
|---|---|
| Brand | Hooker BlackHeart |
| Choose Your Part | Engine Mounts |
| Color | Silver |
| Emission Code | 5 |
| Finish | Zinc |
| Material | Steel |
| Motor Type | GM LS |
| Product Type | Engine Mounts |
| Transmission | 200R4 |
| Transmission | 4L60E |
| Transmission | 4L65E |
| Transmission | 4L70E |
| Transmission | 4L75E |
| Transmission | 4L80E |
| Transmission | 4L85E |
| Transmission | 6L80E |
| Transmission | 700R4 |
| Transmission | Powerglide |
| Transmission | T56 GM |
| Transmission | T56 Magnum GM |
| Transmission | TH350 |
| Transmission | TH400 |
| Type of Component | Engine Mount Bracket |
Application:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1987 | Chevrolet | Blazer | Silverado |
| 1987 | Chevrolet | C15 | Base |
| 1986-1987 | Chevrolet | C20 | Base |
| 1975-1987 | Chevrolet | C20 | Cheyenne |
| 1987 | Chevrolet | R10 | Custom Deluxe |
| 1987 | Chevrolet | R10 | Scottsdale |
| 1987 | Chevrolet | R10 | Silverado |
| 1987 | Chevrolet | R10 Suburban | Custom Deluxe |
| 1987 | Chevrolet | R10 Suburban | Scottsdale |
| 1987 | Chevrolet | R10 Suburban | Silverado |
| 1987 | Chevrolet | R20 | Custom Deluxe |
| 1987 | Chevrolet | R20 | Scottsdale |
| 1987 | Chevrolet | R20 | Silverado |
| 1987 | Chevrolet | R20 Suburban | Custom Deluxe |
| 1987 | Chevrolet | R20 Suburban | Scottsdale |
| 1987 | Chevrolet | R20 Suburban | Silverado |
| 1987 | GMC | R1500 | Base |
| 1987 | GMC | R1500 | High Sierra |
| 1987 | GMC | R1500 | Sierra Classic |
| 1987 | GMC | R1500 Suburban | Base |
| 1987 | GMC | R1500 Suburban | High Sierra |
| 1987 | GMC | R1500 Suburban | Sierra Classic |
| 1987 | GMC | R2500 | Base |
| 1987 | GMC | R2500 | High Sierra |
| 1987 | GMC | R2500 | Sierra Classic |
| 1987 | GMC | R2500 Suburban | Base |
| 1987 | GMC | R2500 Suburban | High Sierra |
| 1987 | GMC | R2500 Suburban | Sierra Classic |
| 1975-1986 | Chevrolet | C10 | Custom |
| 1975-1986 | Chevrolet | C10 | Scottsdale |
| 1975-1986 | Chevrolet | C10 | Silverado |
| 1981-1986 | Chevrolet | C10 Suburban | Custom |
| 1975-1986 | Chevrolet | C10 Suburban | Scottsdale |
| 1975-1986 | Chevrolet | C10 Suburban | Silverado |
| 1982-1986 | Chevrolet | C15 | Cheyenne |
| 1982-1986 | Chevrolet | C15 | Custom |
| 1981-1986 | Chevrolet | C20 | Custom |
| 1975-1986 | Chevrolet | C20 | Scottsdale |
| 1975-1986 | Chevrolet | C20 | Silverado |
| 1981-1986 | Chevrolet | C20 Suburban | Custom |
| 1975-1986 | Chevrolet | C20 Suburban | Scottsdale |
| 1975-1986 | Chevrolet | C20 Suburban | Silverado |
| 1979-1986 | GMC | C1500 Suburban | Base |
| 1979-1986 | GMC | C1500 Suburban | High Sierra |
| 1979-1986 | GMC | C1500 Suburban | Sierra Classic |
| 1979-1986 | GMC | C2500 | Base |
| 1979-1986 | GMC | C2500 | High Sierra |
| 1979-1986 | GMC | C2500 | Sierra Classic |
| 1984 | Chevrolet | C15 | Sport |
| 1981-1982 | Chevrolet | K5 Blazer | Custom |
| 1978-1982 | Chevrolet | K5 Blazer | Silverado |
| 1979-1982 | GMC | C1500 Suburban | Sierra Grande |
| 1979-1982 | GMC | C2500 | Sierra Grande |
| 1973-1982 | GMC | Jimmy | Base |
| 1975-1982 | GMC | Jimmy | High Sierra |
| 1975-1982 | GMC | Jimmy | Sierra Classic |
| 1975-1982 | GMC | Jimmy | Sierra Grande |
| 1978-1982 | GMC | Jimmy | Street Coupe |
| 1975-1981 | Chevrolet | C10 | Cheyenne |
| 1981 | Chevrolet | C10 | Deluxe |
| 1981 | Chevrolet | C10 Suburban | Deluxe |
| 1981 | Chevrolet | C20 | Deluxe |
| 1981 | Chevrolet | C20 Suburban | Deluxe |
| 1981 | Chevrolet | K5 Blazer | Deluxe |
| 1978-1980 | Chevrolet | C10 | Big Ten |
| 1975-1980 | Chevrolet | C10 | Custom Deluxe |
| 1975-1980 | Chevrolet | C10 Suburban | Custom Deluxe |
| 1975-1980 | Chevrolet | C20 | Custom Deluxe |
| 1975-1980 | Chevrolet | C20 Suburban | Custom Deluxe |
| 1975-1980 | Chevrolet | K5 Blazer | Cheyenne |
| 1975-1980 | Chevrolet | K5 Blazer | Custom Deluxe |
| 1975-1978 | GMC | C15 | Base |
| 1977-1978 | GMC | C15 | Heavy Half |
| 1975-1978 | GMC | C15 | High Sierra |
| 1975-1978 | GMC | C15 | Sierra Classic |
| 1975-1978 | GMC | C15 | Sierra Grande |
| 1978 | GMC | C15 | Street Coupe |
| 1975-1978 | GMC | C15 Suburban | Base |
| 1975-1978 | GMC | C15 Suburban | High Sierra |
| 1975-1978 | GMC | C15 Suburban | Sierra Classic |
| 1975-1978 | GMC | C15 Suburban | Sierra Grande |
| 1975-1978 | GMC | C25 | Base |
| 1975-1978 | GMC | C25 | High Sierra |
| 1975-1978 | GMC | C25 | Sierra Classic |
| 1975-1978 | GMC | C25 | Sierra Grande |
| 1975-1978 | GMC | C25 Suburban | Base |
| 1975-1978 | GMC | C25 Suburban | High Sierra |
| 1975-1978 | GMC | C25 Suburban | Sierra Classic |
| 1975-1978 | GMC | C25 Suburban | Sierra Grande |
| 1977 | GMC | C15 | Indy Hauler |
| 1976 | Chevrolet | K5 Blazer | Base |
| 1973-1974 | Chevrolet | Blazer | Base |
| 1973-1974 | Chevrolet | C10 Pickup | Base |
| 1973-1974 | Chevrolet | C10 Suburban | Base |
| 1973-1974 | Chevrolet | C20 Pickup | Base |
| 1973-1974 | Chevrolet | C20 Suburban | Base |
| 1973-1974 | GMC | C15/C1500 Suburban | Base |
| 1973-1974 | GMC | C25/C2500 Pickup | Base |
| 1973-1974 | GMC | C25/C2500 Suburban | Base |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
Based on 8 reviews
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Product Reviews
★★★★★ 5
Easy and simple: Exact Step-by-Step Guide to Reloading Your Balance
Reload type: One Time Reload
I found reloading my Amazon gift card balance much easier than expected. The process was simple and took about 5 minutes at most. Here are the exact steps to do it:
Login: In the Amazon app or on Amazon.com, log in to your account.
Menu: Tap the 3 lines on the bottom right corner of your screen (next to Rufus, Amazon's AI).
Find Category: In the section highlighted "Shop by category," tap on Gifting & Registry (3rd option down in that section) and a drop-down menu will appear.
Select Gift Cards: On the drop-down menu, tap Gift Cards (first option).
Choose Your Action: "The Gift Card Shop" will appear. There you will have three options: "Redeem a gift card," "View your balance," and "Reload."
Start Reload: To add funds, tap Reload.
Select Type: Scroll down to "Add funds directly to your Amazon Gift Card balance" and tap which reload type you want (one-time, low balance auto-reload, or scheduled auto-reload).
Enter Amount: Choose your reload amount. The default is $25, but you can type in your own amount as well (the minimum amount is $5.00).
Finish: Tap the orange "Buy Now" tab.
***I used the Amazon app using the u i OneUI version 8.0 these Amazon app on Android version 16 (Baklava) on a Samsung Galaxy S25 Ultra. Others may have a slight variation of the menu setup on the Amazon app.***
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 22, 2026
★★★★★ 5
Easy way to add balance
Reload type: One Time Reload
Reloading my Amazon gift card balance has been easy and convenient. I like using it when I want to keep a little money set aside for Amazon orders or make checkout quicker without thinking about which card I want to use. The process is straightforward, the balance shows up fast, and it has been reliable every time I have used it. It is also helpful for budgeting because I can add a set amount and then use that balance for regular purchases. Nothing complicated about it, which is exactly why I like it.
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Reviewed in the United States on May 28, 2026
★★★★★ 5
Better than a physical gift card!
Reload type: One Time Reload
I purchased this Amazon gift card to make it easier to budget my purchases which has been working great. Amazon makes it so helpful and this process so seamless. It was ready in a few minutes :)
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 5, 2026
★★★★★ 4
Great for keeping bank statements clean but random security delays are frustrating
Reload type: One Time Reload
I use the balance reload tool to manage my monthly budget and easily hit credit card sign-up bonuses. It keeps my bank statements totally clean by grouping dozens of tiny e-book and movie rental charges into one single transaction. Most of the time the whole process works flawlessly and the money shows up in my account within five minutes. It is honestly the easiest way to put a hard limit on my family's everyday online shopping.
You just need to watch out for a few annoying system quirks when you load larger amounts of money. Even though it usually works instantly the automated security filter sometimes flags big reloads and freezes the transaction for hours. This random delay is incredibly frustrating if you are trying to add cash fast to catch a lightning deal before it expires. You also have to remember that this balance is strictly non-refundable and cannot be used to buy other gift cards.
Overall this is still a great method for organizing online spending and maximizing your cash-back credit card rewards. It totally fixed how I track household purchases but you definitely have to tolerate the occasional processing delays. My best advice is to load your account a day or two before you actually need to buy a big-ticket item. It works perfectly as a budgeting tool as long as you know the rules and plan for the random security hold.
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Reviewed in the United States on April 14, 2026
★★★★★ 5
Great for Budgeting – Instant Balance and Easy to Use
Reload type: One Time Reload
I use Amazon’s gift card reload feature to plan my spending. It’s perfect when I know I want to make a purchase but prefer to set the funds aside first.
I love that it’s immediate—no worries about pending charges or accidental spending from my card. It gives me peace of mind knowing that when I’m ready to buy, the balance is just sitting there, waiting.
Pros: easy to use, instant balance update, helps with budgeting and avoiding overspending
Cons: funds are locked into Amazon once reloaded, doesn’t count toward certain account requirements like review eligibility
Overall, it’s a convenient and reliable way to manage spending on Amazon, especially if you like having control over your purchases.
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Reviewed in the United States on May 1, 2026