OBS Bronco Engine Parts

Connecting Rod Type:

H-Beam

Piston Style:

Dish

Piston Material:

Hypereutectic Aluminum

Cap Type:

HEI / Male

Advance Type:

Mechanical

Sold in Quantity:

Each

Crate Engine Type:

Long Block

Compression Ratio:

10.5:1

Engine Displacement:

427 cu. in.

Sold in Quantity:

Set

Piston Style:

Flat Top w/ 2 valve reliefs

Piston Material:

Hypereutectic Aluminum

Wrist Pin Included:

Yes

Intake Manifold Type:

Dual Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

1,500-6,500

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

227

Exhaust Duration (.050" Lift):

241

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

4,500-8,500

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

235

Exhaust Duration (.050" Lift):

249

Sold in Quantity:

Set

Bore Size:

4.095"

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

240

Exhaust Duration (.050" Lift):

246

Connecting Rod Type:

I-Beam

Connecting Rod Material:

Forged 4340 Steel

Connecting Rod Length:

5.956"

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

212

Exhaust Duration (.050" Lift):

218

Bearing Construction:

Tri-metal

Narrowed Bearing:

No

Sold in Quantity:

Set

Thread Pitch:

5/16"-18

Material Type:

Chromoly

Finish:

Black Oxide

Camshaft Type:

Hydraulic Roller Tappet

RPM Range:

1500-6500

Intake Duration (.050" Lift):

235

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

3,500-7,500

Piston Style:

Flat Top w/ 2 valve reliefs

Piston Material:

Forged Aluminum

Wrist Pin Included:

Yes

Cap Type:

HEI / Male

Advance Type:

Electronic

Camshaft Type:

Hydraulic Flat Tappet

RPM Range:

1000-5200

Intake Duration (.050" Lift):

210

Material Type:

Aluminum

Finish:

Natural

Pickup Installation:

Bolt-in

Sold in Quantity:

Each

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Dominator

RPM Range:

5,000-9,000

Camshaft Type:

Hydraulic Roller Tappet

Intake Duration (.050" Lift):

227

Exhaust Duration (.050" Lift):

241

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

230

Exhaust Duration (.050" Lift):

236

Injection Style:

Multi-port

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

Idle-5,500