54907U RHS LS Solid AL

RHS LS Solid Aluminum Race Block
Engine Block, Aluminum, 6-Bolt Mains, LS, Each
- A357-T6 Aluminum
- Standard Deck 9.250in
- 4.100in Bore
- Solid water jacket design
- Inboard head stud fasteners' diameter increased to 1/2in
- 5th and 6th head bolts are 3/8in
- Increased head gasket retention
- Perfect for higher cylinder pressures common in boosted applications.
Shipping Weight: 150.00
- Part # RHS54907U
- Call today for pricing 940.594.0350
Multiple Product purchase discounts!! – Prices subject to change. – Product limited by availability
54908U RHS LS Solid AL

RHS LS Solid Aluminum Race Block
Engine Block, Aluminum, 6-Bolt Mains, LS, Each
- A357-T6 Aluminum
- Tall Deck 9.750in
- 4.100in Bore
- Solid water jacket design
- Inboard head stud fasteners' diameter increased to 1/2in
- 5th and 6th head bolts are 3/8in
- Increased head gasket retention
- Perfect for higher cylinder pressures common in boosted applications.
Shipping Weight: 150.00
- Part # RHS54908U
- Call today for pricing 940.594.0350
Multiple Product purchase discounts!! – Prices subject to change. – Product limited by availability
Chrysler 440W Aluminum
ON SALE! While supplies last.
1) BMP 440 Wedge Bare Block 10.725 4.310 Bore for $5395.75
Standard Cam Location. With Lifter Holes, Nodular Crossed 4-bolt
2) BMP 440 Wedge Bare Block 10.725 4.490 Bore for $5395.75
Standard Cam Location. With Lifter Holes, Nodular Crossed 4-bolt
Specs on the blocks are as follows:
TECHNICAL SPECS
Material: 357-T6 Aluminum
Deck Height: 10.725"
Deck Thickness: .600" minimum
Cam Bearings: Stock (can be machined for 60mm)
Camshaft Location: Standard
Lifter Bores: .9020" with unfinished bronze bushings
45 Degree Lifter Bank
Bellhousing: Dual (accommodates stock and GM)
Cylinder Bore Spacing: 4.80"(stock)
Maximum Bore: 4.560"
Water Jackets: Expanded for better cooling
Lubrication: Priority main oiling system
Crank Clearance: 4.750" max stroke (with external oil line)
Main Caps: 4-bolts crossed nodular iron
Fuel Pump: OEM mount
Starter: OEM mount
Motor Mounts: Dual (front and side)
Cylinder Head Holes: Blind tapped to prevent leaks 1.400" thread depth
Weight: Approximately 142 lbs.
Multiple Product purchase discounts!! – Prices subject to change. – Product limited by availability
BMP BBC Aluminum
ON SALE! While supplies last.
1) BMP BBC Bare Aluminum Block 9.8 Deck, 4.24Bore. Std. Cam Location. Billet Steel Splayed 4-Bolt Caps.
2) BMP BBC Bare Aluminum Block 9.8 Deck, 4.49Bore. Std. Cam Location. Billet Steel Splayed 4-Bolt Caps.
3) BMP BBC Bare Aluminum Block 10.2 Deck, 4.24Bore. Std. Cam Location. Billet Steel Splayed 4-Bolt Caps.
4) BMP BBC Bare Aluminum Block 10.2 Deck, 4.49Bore. Std. Cam Location. Billet Steel Splayed 4-Bolt Caps.
....and YES we do offer machining at our Ft. Worth location if you're in need.
TECHNICAL SPECS
MATERIAL: 357-T6 aluminum (strongest available)
DECK HEIGHT: 9.800” or 10.200"
DECK THICKNESS: .600" minimum
CAM BEARINGS: Standard Chevrolet big block set
MAIN BEARINGS: Standard Chevrolet
CYLINDER BORE SPACING: 4.84" (stock)
CAMSHAFT LOCATION: Stock
LIFTER BORES: Indexed (stock .843" bore)
LIFTER ANGLES: Int.45°/Ex.39°
BORE: 4.240" (hone to 4.250") , 4.490" (hone to 4.500")
MAXIMUM RECOMMENDED BORE: 4.560"
CYLINDER WALL THICKNESS: (.093" @ 4.500" bore, .0625" @4.560" bore)
WATER JACKETS: Expanded for better cooling
LUBRICATION: Priority main oiling system
OIL SYSTEM FEATURES: As is, block is set up for OE style internal oil pump.
Block may be converted to a dry sump oiling system.
FILTRATION: Integral mount for spin-on filter
OIL PAN RAILS: Solid (stock width) can be clearanced for strokers
CRANK CLEARANCE: 4.750" stroke crank (10.2) 4.375” stroke (9.8)
(both using H-beam steel rods - sleeves may require notching for a 4.750" stroke)
MAIN CAPS: 4-bolt Splayed Billet
MAIN CAP DESIGN: All 5 Caps are 4 Bolt Design w/ center 3 splayed outer bolts
MAIN CAP LOCATORS: Stock Register & Ring Dowels at the center studs
MAIN CAP HARDWARE: ARP ½” Stud Kit
MOUNTS: OEM starter and oil filter mounts
BLOCK: Side ribs for extra strength & cooling - cross-ribs in valley
MOTOR MOUNTS: Dual (front and side)
CYLINDER HEAD HOLES: Blind tapped to prevent leaks
WEIGHT: Approximately 140 lbs. with sleeves
Multiple Product purchase discounts!! – Prices subject to change. – Product limited by availability