Molnar Technologies
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Products» Engines and Components» Crankshafts and Components» Crankshafts»
The price includes any freight from the supplier to the Store
Product description
Engine
Mopar B / RB
Weight
34,7 kg(The product may have a light retail packaging.)
Availability
Available to order from the supplier. Estimated time of arrival to us 7 - 15 day`s from order, at the earliest 10.8.2026.
Detailed availability
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Molnar Technologies - 440-4250MC6F - BBM Forged Crank 4.250 Stroke 6-Bolt
Product Images may differ from the actual product. Image may be a representation of this item.
The price includes any freight from the supplier to the Store
Product descriptionCrankshaft - 4.250 in Stroke - Internal Balance - 2.375 in Rod Diameter - Forged Steel - 2-Piece Seal - 426 / 440 Mains - Mopar RB-Series - Each
Additional information
Minimum rod length: 6.760 in. | Rod pin diameter: 2.200 in. | Recommended bob weight: 2300 g.
molnartechnologies.com
Vendor Part Number: 440-4250MC6F
Always verify specifications with the manufacturer and engine builder before final assembly.
The approximate size of the packed product or the sales package is 312 x 267 x 864 mm.
Engine
Mopar B / RB
Weight
34,7 kg(The product may have a light retail packaging.)
Availability
Available to order from the supplier. Estimated time of arrival to us 7 - 15 day`s from order, at the earliest 10.8.2026.
Delivery time?
If the product is available at the Vantaa warehouse, it can be picked up or delivered—usually already within the same day.
When the product shows an estimated delivery time of 7–15 days, this is how the supplier‑warehouse order progresses.
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Notify me when this product is in stock again
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Inch Converter
Example: 2.375 = 2 3/8
Tip: rounded fraction is shown to the nearest 1/16.