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Edelbrock LS Bare Race Blocks
Not Yet Reviewed
Standard features include:
* Designed from aircraft-quality A357 T-6 aluminum
* Siamese cast bore walls (4.125 in. or 4.165 in. diameter) with press-in cast iron sleeves
* Machined with 55mm cam bearing journal
* Available in standard (9.240 in.) and tall (9.750 in.) deck heights with beefy deck thicknesses (.500 in. standard/.750 in. tall deck); standard (5.87 in.) and tall (6.38 in.) deck cylinder sleeves are available
* 6-head bolt design with full water jacket around cylinder walls; large windows in the valley allow access to an inboard 6th head bolt
* Block design includes large front and rear -12AN side feeds for serious dry sump setups
* Material for oversized lifters with lifter bosses are designed to clear tie bar-style lifters
Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Each
Part Number: EDL-54903U
Not Yet Reviewed
Estimated Ship Date: Feb 26, 2026 if ordered today
Estimated Ship Date: Feb 26, 2026 if ordered today
Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Tall, Each
Part Number: EDL-54901U
Not Yet Reviewed
Estimated Ship Date: Feb 26, 2026 if ordered today
Estimated Ship Date: Feb 26, 2026 if ordered today
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