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Over 40 Years of Power and Excellence. We produce top quality, high performance camshafts for all types of racing.

 

For years PBM has supplied hardcore performance products to the professional machine shop and custom engine builder.

 

We sell horsepower. With a heritage of excellence, our products have certified performance plus a rock-solid warranty.

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MOTOWN II - SB CHEVY


World Products has developed a refined version of its popular MOTOWN block in the form of the MOTOWN II, and now offers it in over many different variations for small block Chevrolet applications. The MOTOWN II boasts 152 fluid ounces of coolant per side and has demonstrated stability praised by racers and professional engine builders alike.

A MOTOWN II block won the inaugural Engine Masters Challenge and it was worth about 20 horsepower over others, thanks to its outstanding design and overall stability.

TECHNICAL SPECIFICATIONS
Material:
High density Cast Iron
Deck Height: 9.025" (standard Chevrolet)
Deck Thickness: .600" minimum
Cam Bearings: Std small block set • Can be machined for 55MM.
Main Bearings: Std Chevrolet (350 & 400 style)
Camshaft Location: Stock
Lifter Bores: Indexed (stock .843" bore)
Bore: 3.990" (hone to 4.000") or 4.115" (hone to 4.125")
Maximum Bore: 4.200"
Cylinder Wall Thickness: (.200" @ 4.200" bore)
Water Jackets: Expanded for better cooling
Lubrication: New Relocated Priority main oiling system
Oil System Features: Integral boss for front feed, boss
for rear scavenge, rear main cap has provision for wet sump pump
Filtration: Integral mount for spin-on filter
Oil Pan Rails: Solid (stock width) can be clearanced for strokers
Crank Clearance: 4.000" stroke (H-beam steel rods)
Main Caps: Splayed Nodular iron 4-bolt (1/2") w / dowels or splayed billet
Fuel Pump: OEM mount
Starter: OEM mount
Motor Mounts: Dual (front and side)
Cylinder Head Stud/Bolt Holes: Blind tapped to prevent leaks
Weight: Iron: Approx 190 lbs.

Stock#DescriptionPriceQuantity
WPI084010
specs>>
9.025 x 3.990 x 350 mains - nodular iron splayed caps $2,238.44
WPI084020
specs>>
9.025 x 4.115 x 350 mains - nodular iron splayed caps $2,238.24
WPI084030
specs>>
9.025 x 4.115 x 400 mains - nodular iron splayed caps $2,238.44
WPI084110
specs>>
9.025 x 3.990 x 350 mains - billet splayed caps $2,692.72
WPI084120
specs>>
9.025 x 4.115 x 350 mains - billet splayed caps $2,692.72
WPI084130
specs>>
9.025 x 4.115 x 400 mains - billet splayed caps $2,692.72