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Engines and Components› Crankshafts and Components
Manley Performance
Manley Rotating Assembly, KIT-FORD 351C 3.850/4.030
SKU: M004 39393
Advanced — 4+ hours
Overview
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Part #: 39393
Features:
- 4340 Forged steel crankshaft
- Pro Series I-Beam Lightweight connecting rods with 7/16? ARP 2000 cap screws standard
- 2618 Forged aluminum Platinum Series pistons with Premium Chrome Moly wrist pins
- High Performance piston rings & high performance Clevite? ?H? Series rod bearings (narrowed) and ?P? or ?H? Series main bearings
Manley Rotaing Assembly, KIT-FORD 351C 3.850/4.030.
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Loud knocking noise from engine under load
- Engine shakes violently at idle
- Sudden loss of power and rough running
- Metal shavings found in oil
- Engine cranks but has no compression
Relevant Conversations
- Ford 351C rotating assembly options
- Manley Performance 351C crank and piston kit review
- Best rotating assembly for 351C stroker build
- Loud knocking from 351 Cleveland – need rebuild?
- 351C engine rebuild kit vs individual parts
- How to install a 351C rotating assembly
- Difference between forged and cast 351C rotating assembly
- 351C main bearing torque specs
- 351C stroker kit with Manley rods and pistons
- Co-purchase: 351C oil pump and timing set with rotating assembly
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Manley Performance |
| Part Number | M004 39393 |
Videos
Lykins Motorsports 351C Rocker Arm Geometry & Pushrod Length Determination
20 Shocking Secrets About the Ford 351 Cleveland You Didn’t Know! (Trans-Am Tricks & 4V Heads)
DBG: How Does a Ford 351 Cleveland with Stock 4V Iron Heads make 615hp..Secret Solid Roller Cam
Lykins Motorsports Ford 351C Complete Build, Disassembly To Dyno...
Ford Cleveland Heads
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Returns & Fitment
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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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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