Description

Aeroflow Performance engine blocks are the ideal starting point for any street performance build that demands quality and precision at a reasonable price. Why start your engine build with a worn-out production block from decades ago that needs hours of machine work. When you can start with a new heavy-duty cast iron engine block that is a semi-finished bare engine block that requires very little machining to match your internal components. These brand-new aftermarket engine blocks are cast from premium high-strength Class 32B iron. It features Siamese cylinder bores and splayed billet steel four-bolt main caps with priority main oiling system which direct oil straight to the main bearings. The extra thick standard deck height ensures a reliable head gasket seal as well as allowing the use of off the shelf standard components such as camshaft, timing chain, oil pump/pan and oil filter etc. You can rest assured that these Aeroflow engine blocks have a great foundation for your next engine build.

Specifications

Cylinder Bore Diameter: 4.125" Unfinished
Max Bore & Stroke: 4.155" x 4.000"
Cam Journal OD: STD (can be bored to 55mm)
Cam Location: STD
Cam Plug: STD (2-1/4")
Cylinder Wall Thickness: .250". min @ 4.155" Bore
Deck Height: 9.200" (+ .010" - .015")
Fuel Pump: STD Mechanical Provision
Fuel Pump Pushrod: STD
Freeze Plugs: STD
Lifter Bores: .8747" to .8757"
Main Bearing Size: 2.749" (351C)
Main Bearing Bore: STD (351C)
Main Cap Bolts: 1/2" & 3/8" on Caps 1 & 5, 7/16" Splayed on Caps 2, 3 & 4
Main Caps: 4-Bolt Billet Steel, 3 Center Caps Splayed
Main Cap Register: Deep Stepped Register (no need for dowels)
Oil System: Main Priority Oiling (can use dry sump)
Oil Pump Shaft: STD
Oil Filter: STD
Oil Pan: STD
Rear Main Seal: STD
Serial No. Location: Right Front & Main Caps
Starter: STD
Stud Holes, Head: STD 1/2" Blind Holes
Timing Chain / Gears: STD
Timing Cover: STD
Torque Specs: 1/2" Bolts 105 ft. lbs., 7/16" Bolts 65 ft. lbs., 3/8" Bolts - 35 ft. lbs.
Weight: 105kg (230 lbs.)

Compatibility

  • Ford Cleveland

Aeroflow Performance engine blocks are the ideal starting point for any street performance build that demands quality and precision at a reasonable price. Why start your engine build with a worn-out production block from decades ago that needs hours of machine work. When you can start with a new heavy-duty cast iron engine block that is a semi-finished bare engine block that requires very little machining to match your internal components. These brand-new aftermarket engine blocks are cast from premium high-strength Class 32B iron. It features Siamese cylinder bores and splayed billet steel four-bolt main caps with priority main oiling system which direct oil straight to the main bearings. The extra thick standard deck height ensures a reliable head gasket seal as well as allowing the use of off the shelf standard components such as camshaft, timing chain, oil pump/pan and oil filter etc. You can rest assured that these Aeroflow engine blocks have a great foundation for your next engine build.

Cylinder Bore Diameter: 4.125" Unfinished
Max Bore & Stroke: 4.155" x 4.000"
Cam Journal OD: STD (can be bored to 55mm)
Cam Location: STD
Cam Plug: STD (2-1/4")
Cylinder Wall Thickness: .250". min @ 4.155" Bore
Deck Height: 9.200" (+ .010" - .015")
Fuel Pump: STD Mechanical Provision
Fuel Pump Pushrod: STD
Freeze Plugs: STD
Lifter Bores: .8747" to .8757"
Main Bearing Size: 2.749" (351C)
Main Bearing Bore: STD (351C)
Main Cap Bolts: 1/2" & 3/8" on Caps 1 & 5, 7/16" Splayed on Caps 2, 3 & 4
Main Caps: 4-Bolt Billet Steel, 3 Center Caps Splayed
Main Cap Register: Deep Stepped Register (no need for dowels)
Oil System: Main Priority Oiling (can use dry sump)
Oil Pump Shaft: STD
Oil Filter: STD
Oil Pan: STD
Rear Main Seal: STD
Serial No. Location: Right Front & Main Caps
Starter: STD
Stud Holes, Head: STD 1/2" Blind Holes
Timing Chain / Gears: STD
Timing Cover: STD
Torque Specs: 1/2" Bolts 105 ft. lbs., 7/16" Bolts 65 ft. lbs., 3/8" Bolts - 35 ft. lbs.
Weight: 105kg (230 lbs.)
  • Ford Cleveland

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