en-us Wed, 15 Jul 2026 23:04:18 GMT 184778356 https://www.motorheadmedia.com/blocks/184778356/dart-little-m-4.125-400mains-9.025-dh.html Brand New Little M DART Cast Iron Block 9.025 D.H. 4.125 Bore 400 Mains Contact Mike 513-607-2592 mikejw5@cs.com

]]> Engine Parts: Blocks Wed, 15 Jul 2026 07:50:03 GMT 184778240 https://www.motorheadmedia.com/blocks/184778240/dart-4.9-b.s.-drce2-lifter-head-pattern-10.2-dh.html Dart 10.2 4.9 Block DRCE2 Head Bolt Lifter and Lifter Pattern Jesel 1060 Bronze lifter Bushings and Aluminum Caps by Weston 4.680 bore. I also have 4.9 GM Racing 4.9 DRCE2 Heads Available Contact Mike 513-607-2592 mikejw5@cs.com

]]> Engine Parts: Blocks Wed, 15 Jul 2026 07:50:03 GMT 184812105 https://www.motorheadmedia.com/blocks/184812105/ro7-block-and-heads-new-.html New in crate RO7 block (4.156 bore) Comes with block misc covers, plugs, hardware, Includes new in box heads

]]> Engine Parts: Blocks Tue, 14 Jul 2026 16:26:42 GMT 184652953 https://www.motorheadmedia.com/blocks/184652953/lt1-lt4-lt5-aluminum-6.2l-cnc-machined-block.html MACHINED LT4 BLOCKS IN STOCK GM's aluminum LT production block has proven itself to be a strong performer. We see this block as being able to reliably handle over 1,000 hp. That could not be said about its LS predecessor. We offer this block fully machined, upgraded and ready to assemble with a diamond CNC hone finish appropriate for your application. Our state-of-the-art CNC equipment provides a level of precision far beyond OE. All blocks are individually serialized on our 4-axis CNC…

]]> Engine Parts: Blocks Tue, 14 Jul 2026 07:50:03 GMT 184430394 https://www.motorheadmedia.com/blocks/184430394/windage-tray-kit-for-dart-ls-next-shp-.html Made by Borowski Race Engines, Inc - Dart's new LS Next line of blocks feature a handful of improvements over the GM blocks, but the unique main cap design requires this kit and hardware to mount a GM windage tray to the block. This kit also adds additional mounting points for a variety of pick up tubes. In our experience, some nipping and tucking is required to get certain oil pump pickups mounted to the caps. Most commonly it involves reshaping and/or extending the pickup's…

]]> Engine Parts: Blocks Tue, 14 Jul 2026 07:50:03 GMT 182789160 https://www.motorheadmedia.com/blocks/182789160/dart-iron-ls-next2-block-1-2-main-studs-ls-or-2.750-main.html When you are pushing >2,000 horse at the flywheel, you want to make sure that things don't start coming apart! A Dart's LS Next2 block let's you lay on the boost with confidence. These are the strongest LS blocks ever produced by Dart for reasons of both design and enhanced metallurgy. The LS Next2 blocks come from Dart with larger main caps (see photos) secured with 1/2" studs. The larger diameter studs provide 40% more clamping force compared to the standard 7/16"…

]]> Engine Parts: Blocks Tue, 14 Jul 2026 07:50:03 GMT 182683231 https://www.motorheadmedia.com/blocks/182683231/dart-shp-ls-next-block-iron-fully-machined.html NOTE: DART'S FOUNDRY HAS FILED BANKRUPTCY MAKING FUTURE SUPPLY UNCERTAIN. WE HAVE STANDARD DECK 4.000 AND 4.125 BORES IN STOCK. UNTIL THE SUPPLY DISRUPTION IS RESOLVED, THEY ARE ONLY AVAILABLE FOR PURCHASE FROM US AS PART OF A SHORT BLOCK OR LARGER BUILD. SORRY FOR THE INCONVENIENCE. When Dart introduced the LS Next block in 2013, it opened the door to mechanically reliable big horsepower builds. The design featured a bottom end with splayed billet main caps, priority main oiling, 6-bolt…

]]> Engine Parts: Blocks Tue, 14 Jul 2026 07:50:03 GMT 184812054 https://www.motorheadmedia.com/blocks/184812054/brodix-short-deck-aluminum-block.html Brodix short deck aluminum block from a 598ci combination. Block needs one sleeve and a 4.625" bore. Includes Eagle crankshaft (freshly ground), Eagle connecting rods (2 seasons old), and Brodix 383HH intake manifold. Selling as a package or might separate. Great foundation for a new build.

]]> Engine Parts: Blocks Tue, 14 Jul 2026 02:43:52 GMT 184810279 https://www.motorheadmedia.com/blocks/184810279/sbc-4-bolt-block.html 4 bolt main SBC bored 30 over honed decked New cam bearings and freeze plugs ready for assembly

]]> Engine Parts: Blocks Mon, 13 Jul 2026 09:25:32 GMT 184810278 https://www.motorheadmedia.com/blocks/184810278/350-sbc.html Nice 397010 350 short block that has been honed along with a new set of rings. Crank has been polished and has brand new rod bearings and main bearings. New double roller timing chain with new cam bolts and cam bolt lock. It has a crower solid lift cam and lifters. Thanks for looking price is 1450 obo!

]]> Engine Parts: Blocks Mon, 13 Jul 2026 09:22:05 GMT 182262560 https://www.motorheadmedia.com/blocks/182262560/dart-aluminum-ls-next-block-machined-1-2-head-studs-incl..html Price Includes CNC-Machined, Assembly-Ready Block (cam bearings installed) and P1 1/2" Head Stud Kit Dart Machinery is our preferred vendor for aluminum LS engine blocks used in boosted applications. Their splayed main cap design is unique among LS blocks and we believe that it provides superior strength. Our typical starting point is Dart PN 31947211 which is skirted and has a 9.240 deck and 4.125 inch bore. As we climb the horsepower ladder, we will start upgrading aluminum blocks sooner…

]]> Engine Parts: Blocks Mon, 13 Jul 2026 07:50:04 GMT 184781544 https://www.motorheadmedia.com/blocks/184781544/-aluminum-engine-block-sb-chev-new-now-reduced-to-4399.html >> FOR SALE----"NEW".. "ALUMINUM" SB CHEV "BARE" Engine BLOCK ..NEW from Pro-Comp ..Had originally bought 3 of these and used 2 in Previous Builds, but now going to concentrate on BB Chev Engines. This NEW block is based on 9.025 Deck Height, Accepts 2 Piece Rear Main Seal, has rough bore size of 4.120" (4.125) and Features 4 BOLT MAIN CAPS "BILLET STEEL" on ALL 5 Positions with a MAIN STUDS INSTALLED the Mains accept the more Popular 350 Main…

]]> Engine Parts: Blocks Mon, 13 Jul 2026 07:50:03 GMT