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Red-Hot 420 hp 383 Crate
Motor
Price: $4799.00* (plus tax and shipping)
Aluminum Head
version: $5299.00 - Contact us for
details
We kicked it up
a notch with our Red-Hot 383 Crate Motor. This is the crate motor you're
looking for when you want to play king of the hill! Our 383 produces 420
horsepower on 92-octane premium pump gas and 450 lb-ft of torque.
Features include:
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Cubic Inches:
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383
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Horsepower:
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420 @ 5,400 rpm
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Torque:
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450 lb-ft @ 4,400 rpm
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Block:
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New GM four-bolt mains
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Compression:
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9.5:1
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Crankshaft:
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Eagle nodular-iron
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Rods:
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Eagle SIR 5.7
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Pistons:
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SpeedPro hypereutectic
flat-top
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Camshaft:
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Comp Cams
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Cylinder heads:
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GM Iron Vortec
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Intake manifold:
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Edelbrock
Air Gap RPM
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Carburetor:
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750 cfm
Holley four-barrel
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Ignition:
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GM HEI or MSD
distributors avlb
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Our goal at MAS
Performance is to provide you with a superior quality product. To do that,
we use only brand new top-of-the-line components.
In addition to machining, balancing and assembling, we also Dyno all motors
on our SuperFlow Dyno before shipping the product to you. Motors are shipped
approximately 2-3 weeks after we receive your order.
* Price includes
complete motor - carb to pan, dyno sheets, and 2-year warranty.
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Red-Hot 383 Torque & HrsPwr Dyno #'s
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RPM
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Torque
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HorsePwr
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3800
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434.7
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314.5
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3900
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439.4
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326.3
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4000
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438.6
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334.1
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4100
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436.9
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341.1
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4200
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439.4
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351.4
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4300
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446.7
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365.7
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4400
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455.4
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381.5
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4500
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455.7
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390.4
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4600
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455.3
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398.7
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4700
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451.4
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403.9
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4800
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446.8
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408.4
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4900
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438.1
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408.8
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5000
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432.9
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412.2
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5400
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430.5
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418.0
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5200
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423.5
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419.3
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5300
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416.6
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420.4
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5400
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407.2
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418.7
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550
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402.3
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421.3
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5600
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391.1
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417.0
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5700
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378.2
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410.5
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