BluePrint Engines Small Block Ford Compatible 351 Cleveland Bare Engine Blocks

If you're ready to take your Ford small block to the next level, the BluePrint Engines Small Block Ford Compatible 351 Cleveland Bare Engine Blocks provide the rock-solid foundation your build deserves. Engineered to support stroker combinations up to 363 cubic inches, they deliver the strength, stability, and precision machining today's high-output Ford builds demand. Thick cylinder walls, reinforced casting, and smartly designed oiling pathways make it the ideal starting point for everything from a crisp street performer to a full-tilt track or autocross machine. Whether your vision is naturally aspirated punch or boosted aggression, the BluePrint Engines Small Block Ford Compatible 351 Cleveland Bare Engine Blocks provide a stable, reliable foundation for serious power.

Key features and specifications:

* High-strength cast iron (EN-GJL-250) with reinforced webbing for superior durability
* The blocks feature Siamese cylinder walls that are significantly thicker than stock (nominal wall thickness of 0.250-inch) to support larger bores and high cylinder pressure
* Enhanced deck and bell housing for improved head gasket sealing and additional webbing at the rear to help prevent bellhousing flange cracking
* Ductile cast iron 4-bolt splayed main bearing caps for added bottom-end strength
* Designed for 351 Cleveland main bearing bores and capable of supporting up to 460 cubic inch stroker assemblies
* Fully machined with aligned-honed main bores, blind head bolt holes, and priority main oiling
* Maximum Bore/Stroke: Supports up to 4.165-inch bore and 4.250-inch stroke
* Uses a standard 2-piece rear main seal style
* Designed with clearance reliefs for common aftermarket motor mounts and utilizes OEM-equivalent starters, fuel pumps, and oil pans (sold separately)
* Compatible with standard 351 Windsor hydraulic roller camshafts and OEM-style retainers without needing retrofit hardware (cam/retainers not included) Show Less