The next level of performance are these cast-iron Chevy LS blocks. Designed to look standard under your bonnet, and work with stock components. The Speedmaster block is ready for the street racer or all-out racer with added strength and cubic inches. All the factory flaws redesigned to be eliminated, while still using the water jacket design. The Speedmaster blocks are cast from high-density iron with extra-thick cylinder walls and decks.
286 Engines, Bare Block
Speedmaster creates unique & distinctive DNA items inspired by the blend of old and new technology. Its empowered work forced drives innovation not only in the products it sells but with the way it goes about doing it.
TRACK PROVEN - Surviving the longevity of road, race and recreation is mandatory for all "Track Proven" products, Bringing you closer to product perfection.
12-Month Limited Worldwide Warranty
وصف
Brand:Speedmaster
Part Number:PCE286.1058.01
Part Type:Engines, Bare Block
Cylinder Bore Diameter:4.000 in.
Bore & Stroke:3.622 in. x 4.000 in. Max Recommended
Cam Journal OD:2.164 in. - 2.166 in.
Deck Height:9.240 in.
Fuel Pump :Electrical
Fuel Pump Pushrod:N/A
Lifter Bores (in.):0.843 in. - 0.844 in.
Main Bearing Size (in.):2.558 in.-2.559 in.
Main Bearing Bore (in.):2.750 in.-2.751 in.
Main Cap Bolts:6 Bolt
Main Cap Press:0.005 in.
Oil System:Wet Sump
Oil Pan:Standard LS
Rear Main Seal (in.):Standard LS 4.527 in.
Starter:Standard LS
Stud Holes, Head:Blind Holes
Timing Chain/Gears:Standard LS Components
Timing Cover:Standard Cam Location LS
Weight:205 Lbs @ 4.0 in. Bore
Quantity:Sold individually.
Notes:Check hood clearance before installing. No provision for Active Fuel Management