Fasteners› Engine Fastener Kits
ARP
ARP Perma-Loca c adjustable 3/8 12pt rocker arm nut kit
SKU: A00M 300-8244
Advanced — 4+ hours
Description
Constructed from 8740 Chrome Moly material with a black oxide finish, this kit includes 16 pieces with 3/8"-24 threads, a 0.600" shank diameter, and a 1.200" length.
Fitment
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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 | ARP |
| Part Number | A00M 300-8244 |
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.
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