420 hp 350 Crate Motor
Price: $4599.00*  (plus tax and shipping)

This motor comes with Aluminum heads and requires 92 octane gas

Features include:

Cubic Inches:

350

Horsepower:

420 hp  @ 5,900 rpm

Torque:

420 lb-ft @ 4,800 rpm

Block:

New GM four-bolt mains

Compression:

10:1

Crankshaft:

Eagle nodular-iron

Rods:

Eagle SIR 5.7

Pistons:

SpeedPro hypereutectic flat-top

Camshaft:

Comp Cams

Cylinder heads:

Edelbrock E-Tec 170

Intake manifold:

Edelbrock Air Gap RPM

Carburetor:

750 cfm Holley four-barrel

Ignition:

GM HEI or MSD distributors avlb

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.

420hp 350 Torque & HrsPwr Dyno #'s

 

 

 

RPM

Torque

HorsePwr

4200

406.9

325.4

4300

409.0

334.9

4400

413.2

346.2

4500

415.9

356.4

4600

420.4

368.2

4700

424.8

380.1

4800

425.4

388.8

4900

424.2

395.8

5000

411.7

392.0

5100

414.3

402.3

5200

410.4

406.3

5300

411.3

415.1

5400

398.6

409.8

5500

393.9

412.4

5600

382.1

407.4

5700

377.7

409.9

5800

373.8

412.8

5900

373.7

419.8

6000

367.3

419.6

6100

364.4

423.2

 

 

 

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