Availability
Engines, Bare Blocks
Engine Block, Cast Iron, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: FMS-M6010BOSS302
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Engine Block, Cast Iron, 2-Bolt Mains, 3.927 in. Bore, Clearanced, 1-Piece Rear Seal, Dodge, RAM, Hemi, Gen III, Each
Part Number: SUM-150160
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
Engines, Bare Blocks, Gen III Hemi, Cast Iron, OEM Style, Standard Deck, 4.10 in. Bore, with Studs, Line Honed Main Caps, Dodge, RAM, 6.4L, Each
Part Number: CPI-S0034
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Bare Blocks, Cast Iron, OEM Style, Standard 10.725 in. Deck, 4.495 in Pre Finished Bore, Main Caps, Main Bearings, Mopar, Each
Part Number: CPI-P5160208AA
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Block, SHP LS Next, Bare Block, 4.125 in Bore, 9.240 Deck, 4-Bolt Mains, Cast Iron, GM LS-Series, Each
Part Number: DRT-31867211
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
Engine Block, Cast Iron, 4-Bolt Mains, 4.250 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, Big Block, Each
Part Number: NAL-19170538
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Block, Vortec Roller, Cast Iron, 4-Bolt 350 Mains, 4 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy Small Block, Each
Part Number: HPE-13ZB
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Engine Block, LSX Bowtie, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.240 in. Standard Deck, Chevrolet, Each
Part Number: NAL-19417352
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Bare Blocks, Cast Iron, OEM Style, Standard 10.725 in. Deck, 4.310 in Pre Finished Bore, Main Caps, Main Bearings, Mopar, Each
Part Number: CPI-P5160212AA
Not Yet Reviewed
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Engine Block, Aluminum, 4-Bolt Cleveland Mains, 4.115 in. Dia. Bore, 1-Piece Rear Main Seal, Ford, 5.8L, Each
Part Number: FMS-M-6010-Z351
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Engine Blocks, Bare, 7.3L Godzilla, OEM Engine Block Style, Cast Iron, 4.220 in. Cylinder Bore Diameter, Ford 7X V8 Main Journal Type, Ford, Each
Part Number: FMS-M-6010-SD73R
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Engine Block, Cast Iron, 6-Bolt Mains, 3.630 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Coyote Modular, Each
Part Number: FMS-M-6010-M50X
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Cylinder Block, 1.6L Formula Kent, 8.200 in. Deck, 3.186 in. Semi-Finished Bore, 0.565 in. Lifter Bore, Each
Part Number: FMS-M-6010-16K
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Engine Block, Race Series, Aluminum, 4-Bolt Mains, 10.2 Deck, 4.600 in. Dia., Bore, 2-Piece Seal, Chevy, Each
Part Number: DRT-31264655
Not Yet Reviewed
Engine Block, Aluminum, 4-Bolt Mains, 4.250 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each
Part Number: DRT-31264344
Not Yet Reviewed
Bare Blocks, Dart Big M Series, Cast Iron, 10.200 in. Deck Height, 4.560 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Big Block, Chevy, Each
Part Number: DRT-31213555
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Bare Blocks, Dart Little M Series, Cast Iron, 9.500 in. Deck Height, 4.125 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Small Block, Chevy, Each
Part Number: DRT-31181235
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Block, Cast Iron, LS 4-bolt Mains, 4.000 in. Bore, Chevy LS, Small Block, Each
Part Number: DRT-31867111
Not Yet Reviewed
Estimated Ship Date: Apr 3, 2026 if ordered today
Estimated Ship Date: Apr 3, 2026 if ordered today
Bare Blocks, Dart Big M Sportsman Series, Cast Iron,10.200 in. Deck Height, 4.560 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each
Part Number: DRT-31223554
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Bore, 9.200 in. Deck Height, Ford, Boss 351, Each
Part Number: FMS-6010B35192BB
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Cylinder Block, Boss 302, 8.200 in. Deck, 4.115 in. Rough Bore, Each
Part Number: FMS-M6010B302BB
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Engines, Bare Block, Cast Iron, OEM Style, Standard Deck, 3.927 in. Bore Shipped, 2-Bolt Mains, Mopar, Gen III Hemi, Each
Part Number: HPE-220A
Not Yet Reviewed
Estimated Ship Date: Jun 17, 2026 if ordered today
Estimated Ship Date: Jun 17, 2026 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.500 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each
Part Number: BRO-8B5025
Not Yet Reviewed
Estimated Ship Date: Apr 21, 2026 if ordered today
Estimated Ship Date: Apr 21, 2026 if ordered today
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