-9%
Click to zoom in
SKU: 7740-333 | UPC: 806990163769
QA1 67-76 Mopar A-Body / 66-72 B-Body / 70-74 E-Body Big Block Engine Mount Kit
QA1 big block engine mount kit 7740-333 secures big block engines in Mopar vehicles equipped with QA1 front suspension systems. Designed for 67-76 A-Body 66-72 B-Body and 70-74 E-Body chassis this kit uses high-strength steel brackets and polyurethane bushings. It controls engine movement enhances power delivery and supports high-horsepower builds with reliable performance.
Key Features
- High-Strength Steel Brackets: Zinc phosphate and oil finish resists corrosion handles extreme loads during hard launches and track use
- Polyurethane Bushings: Dampen vibrations reduce engine torque roll improve traction and chassis balance
- Big Block Specific Design: Precise alignment for 383 440 and HEMI engines ensures proper motor positioning in QA1 suspension setups
- Bolt-In Installation: Direct fit left and right mounts simplify setup with existing QA1 K-member and frame rails
- Motorsports Proven: Tested in drag racing circle track and street performance Mopar applications for consistent results
Product Notes
- For use only with QA1 Mopar front suspension systems on listed bodies
- Big block engine applications only small blocks require different mounts
- Secure packaging prevents damage during transit
Installation Notes
- Professional installation recommended.
- Requires QA1 Mopar front suspension kit or tubular K-member
- Compatible with grade 8 hardware includes mounting holes for factory or aftermarket bolts
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1967-1976 | Dodge | Dart | Big Block |
| 1967-1976 | Plymouth | Valiant | Big Block |
| 1970-1976 | Plymouth | Duster | Big Block |
| 1966-1972 | Dodge | Charger | Big Block |
| 1968-1972 | Plymouth | Road Runner | Big Block |
| 1966-1970 | Plymouth | Satellite | Big Block |
| 1970-1974 | Dodge | Challenger | Big Block |
| 1970-1974 | Plymouth | Barracuda | Big Block |
Why Choose QA1?
- Over 40 years in motorsports suspension components
- Engineered and manufactured in the USA for Mopar enthusiasts
- Focus on precision tolerances and real-world drag strip testing
Frequently Asked Questions
-
Q: Will these mounts work with stock Mopar front suspension?
A: No these are engineered exclusively for QA1 Mopar front suspension systems including tubular control arms and K-members -
Q: What materials are used in construction?
A: High-strength steel brackets with zinc phosphate and oil finish paired with durable polyurethane bushings for longevity -
Q: What is the warranty coverage?
A: QA1 offers a limited lifetime warranty against manufacturing defects when installed and used as intended
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: One box 12 x 10 x 8 inches
- Weight: 8 lbs
QA1
Shop All QA1 Coilovers, Shocks, Springs, Handling Kits & Suspension Components Browse premium QA1 suspension parts and performance components at Black Ops Auto Works, including coilover kits, shock absorbers, lowering kits, handling kits, suspension conversion systems, four-link systems, springs, struts, rod ends, linkage rods, tube adapters, and suspension hardware for muscle cars, trucks, street builds, drag cars, and pro-touring applications. QA1 is one of the most recognized names in the suspension category, known for engineering products that improve ride quality, adjustability, handling, weight transfer, and overall vehicle control. Why Choose QA1 Suspension Products QA1 products are built for enthusiasts looking to improve suspension performance on classic, street, strip, and performance truck platforms. Popular reasons customers choose QA1 include: Adjustable suspension tuning for street and track use Improved handling, ride control, and weight transfer Vehicle-specific...
View QA1 ProductsLet customers speak for us
Looks pretty nice
Looks pretty nice, pricing was good and the reinforcement is a big plus.
Randy H.
Black Ops Auto Works
I emailed customer service to inquire about when it would be shipped
I emailed customer service to inquire about when it would be shipped. They checked and emailed me with the answer. Customer service is A1
Ralph J.
Black Ops Auto Works
Installation was easy
Installation was easy. The price is good and it looks great on the truck.
Ralph J.
RHO Small Grille Badge
Looks as good as it fits
Looks as good as it fits,
zachary d.
Seibon 70-73 Datsun 240Z OE Carbon Fiber Hood
Nothing like it
I love it great sound and response
Luis P.
Legmaker Dodge Durango HEMI Short Ram CAI 2011-Present 5.7L
Car totally diferent with the whole kit
Car totally diferent with the whole kit. Ive stood next to wide bodies and my car gets more attention at times . Ive bought the kit twice already.
Ding D.
2015-2023 Dodge Charger Carbon Fiber Wind Splitters
Fantastic emblem! Exactly what I was looking for
Fantastic emblem! Exactly what I was looking for. Great quality emblem.
Jacobus S.
Direct Connection Black Metallic Fender Badge
Worked great for my aftermarket hood on my Chrysler 2023 300C
Worked great for my aftermarket hood on my Chrysler 2023 300C. Thanks
Robert G.
Windshield Washer Squirter Relocation Kit Universal
Easy to install and makes car sound even better
Easy to install and makes car sound even better love the winn
Tracy H.
Legmaker Challenger/Charger Hellcat Demon & Redeye Air Intake
Awesome customer support
Awesome customer support. Had multiple issues with fedex and these guys were excellent in helping me sort everything out. The drop springs are great too! I highly recommend
Anonymous
Swift Spec-R Lowering springs Jeep Grand Cherokee 2011-2021
100/100! perfect CF crafted cold air intake for 6
100/100! perfect CF crafted cold air intake for 6.4 jeep .. even makes my AWE exhaust sound even deeper and you cam here this thing sucking when accelerating even at normal speeds🥶
srt.boizzz
Legmaker 392 TH Short Ram Jeep Grand Cherokee SRT 2012-2021
