Brand:Speedmaster
Part Number:1-286-005-01
Part Type:Engines, Bare Block
Cylinder Bore Diameter:4.125 in.
Bore & Stroke:4.185 in. x 4.125 in. Max Recommended
Cam Journal OD:Standard SBF - Can be bored to 55mm
Cam Plug:2.375 in. Dia. Cup Plug
Cylinder Wall Thickness:0.250 in. min @ 4.185 in. Bore
Deck Height:9.500 in.
Deck Thickness:0.675 in. Min
Fuel Pump :Standard Mechanical Provision
Fuel Pump Pushrod:Standard Length
Freeze Plugs:Standard 1.500" Press In Cup Plugs
Lifter Bores:Standard SBF .8757-.8765" Honed to Size
Main Bearing Size:2.749 in. (Standard 351c)
Main Bearing Bore:Standard 351c
Main Cap Bolts:#1 1/2" in. (2) 3/8 in. (2)
#2, 3, 4 7/16 (2) Splayed (2)
#5 1/2"in. (2) 3/8 in. (2)
Main Cap Press:0.003-0.004 in.
Main Caps:All 5 Billet Steel. 3 Center Caps Splayed
Main Cap Register:Deep Stepped Register (No Need for Dowels)
Oil System:Wet Sump or SVO dry sump. Priority main oiling with external pump.
Oil Pump Shaft:Standard SBF
Oil Filter:Standard SBF
Oil Pan:Modified STD 351W Oil Pan
Rear Main Seal:Standard 1pc.
Serial No. Location:Right Front & Main Caps
Starter:Standard
Stud Holes, Head:1/2" std SVO with blind holes
Timing Chain/Gears:Uses stock 351w components
Timing Cover:Uses stock 351w cover
Torque Specs:1 - 5 1/2" in. Bolts 105ft. lbs.
2 -4 7/16"in. Bolts 65ft. lbs.
1 & 5 3/8 in. Bolts - 35 ft. lbs.
Weight:208 Lbs @ 4.125" in. Bore
Quantity:Sold individually.
Notes:Check hood clearance before installing.