Filters
Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: DRT-31344195
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: DRT-31344275
Not Yet Reviewed
Estimated Ship Date: Jun 17, 2025 if ordered today
Estimated Ship Date: Jun 17, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: DRT-31344285
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Each
Part Number: DRT-31344295
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: DRT-31345135
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, V8, Each
Part Number: DRT-31345195
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: DRT-31345235
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Each
Part Number: DRT-31345295
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
ENGINE BLOCK
Part Number: DRT-31522342
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.025 in Deck, 4.125 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31711112
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.025 in Deck, 4.0 in. Bore, 4-Bolt Mains, 2-Piece Rear Main Seals,Small Block, Chevy, Each
Part Number: DRT-31711113
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.325 in Deck, 4.00 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31711122
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.500 in Deck, 4.00 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31711132
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 8.850 in Deck, 4.00 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31711152
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.025 in Deck, 4.125 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31711212
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.025 in Deck, 4.125 in.Bore, 4-Bolt Mains, 2-Piece Rear Main Seals,50mm Cam Tunnel,Small Block, Chevy, Each
Part Number: DRT-31711213
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Engine Bare Blocks, Dart Race Series, Aluminum, 9.325 in. Deck Height, 4.125 in Bore, 4-Bolt Mains, 2 Piece Rear Main Seals, Chevy Small Block, Each
Part Number: DRT-31711222
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.500 in Deck, 4.125 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31711232
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.075 in Deck, 4.125 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31711242
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 8.850 in Deck, 4.125 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31711252
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.025 in Deck, 4.000 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31712112
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.325 in Deck, 4.000 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31712122
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.500 in Deck, 4.000 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31712132
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Bare Blocks, Dart Race Series, Aluminum, 9.075 in Deck, 4.125 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each
Part Number: DRT-31712142
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: DRT-31712212
Not Yet Reviewed
Estimated Ship Date: Jun 11, 2025 if ordered today
Estimated Ship Date: Jun 11, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.