502 Block (bare) Gen V & VI with fuel pump boss

$1,800.00  $1,650.00
Save: 8% off

New design Big Block made for marine applications and more. A gen 6 block with a mechanical fuel pump Heavy duty 9.8 deck has a 4.500 bore will accept any Gen 5 or 6 one piece rear main seal crank. With a mechanical fuel pump boss machined in the block there is no need for an electric fuel pump. This versatile block can be used in any big block application If you have a Gen V or VI 454 or 502 your Crank, Rods Flywheel, Balancer, Cam lifter, Cylinder heads will bolt directly on. If you have a gen V you will need a gen 6 timing cover. This block is machined for dog bone retainers and spider tray OEM hydraulic lifters. or flat tappet lifter and cam application will also work. 4.00 stroke crank X 4.500 bore = 509 c.i. and will not affect stock 502 ecm programing with flat top pistons. 4.250 stroke X 4.500 bore = 540 c.i and will support over 1200 HP with forged iMaterial: Superior Iron Alloy Bore: 4.500”, Bore & stroke: 4.560 X 4,250 (max recommended) Cam bearing bore ID: 2.120” Std. Cam bearings: Coated, grooved, w/3 oil holes PN# 32210030 Cam bearing O.S. +.010”, +.020”, +.030” Cam bearing press: .002” Camshaft position: Standard Cam Drive: Timing chain, Gear drive & Belt drive Cam Plug: Standard BBC 2.215” diameter Cubic Inch: 555" (Max Recommended) Cylinder Wall Thickness: .300” min @ 4.560” bore Deck Height: 9.800” Deck Thickness: Adequate for all applications Dist. Tap Hole Valley: None Fuel Pump Boss: Mechanical pump provision Fuel Pump Pushrod: Std. BBC Freeze Plugs: Std. Press in cup plugs 1 5/8 “dia. Head Bolt Pattern: Std. BBC Bolt Pattern Inside Head Studs: Yes PN# 64210240 (Not included) Lifter Bores: BBC .8427” - .8437” + .300 Taller Gen V, VI style Main bearing size: Std. BBC Main bearing bore: 2.937” – 2.938” Main caps: Ductile Iron (Sportsman) 4 bolt Oil system: Wet or Dry Sump - Main Priority Oiling Oil Galley, main: Stepped, 9/16” – 1/2” – 7/16” Oil Cooler Holes: None (Can use aftermarket inline) Oil Galley, filter main: 5/8” Oil Filter: Stock oil filter location Oil Pan: Std. BBC Gen V & VI bolt pattern Rear Main Seal STD 1 pc seal Hyd. Roller Provisions: incorporated Starter: Mounts in standard location Stud & bolt holes: Blind tapped Tapped Holes: Std. English Thread & Pitch Timing chain / gears: Std. BBC Gen IV Timing Cover: Gen IV / V stock 10 bolt cover Torque Specs: All ½” bolts – 105 ft lbs Weight: 4.500” bore (260lbs) Block Prep Option: Available for additional fee (Call) Model: mkhpro 502

• Model: mkhpro 502

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