Chassis Components› Chassis and Frame Components
QA1 Precision Products, Inc
QA1 66-70 Mopar B-Body Tubular K-Member
SKU: Q00B 52315
Moderate — 2–4 hours
Description
Part #: 52315
QA1's Mopar K-Members are direct bolt-on for your 66-70 Mopar B-Body. Engineered for maximized strength, the tubular design allows for greater header and oil pan clearance. The K-Member comes with engine mount attachment points to accept factory and aftermarket engine mounts. If using a sway bar, the 1966-69 B-body K-members only work with a QA1 sway bar and control arms. The E-body and 1970-72 B-body K-members can be used with a factory sway bar and control arms. Made in the USA.
Features:
- Direct bolt-in
- Maximum strength
- Increased header & oil pan clearance
- Modular engine mounts accommodate multiple swap options
- Best-in-class warranty
- Made in the USA
K-member for 71-72 Mopar B-bodies and 70-74 E-bodies. Designed for small block or big block engine mounts and an E-body sway bar, 71-72 B-body sway bar or QA1 sway bar.
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
MIA's Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | QA1 Precision Products, Inc |
| Part Number | Q00B 52315 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy