Availability
Engine Blocks & Parts
Showing In Stock Items. Show All 67 Items.
Engine Block, 350 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.000 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal
Part Number: SUM-150200
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
BUILD IT WITH SUMMIT!
Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 400 Mains, 4.125 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal
Part Number: SUM-150201
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.125 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal
Part Number: SUM-150202
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Oil Galley Barbell Plug, OEM-Style, Billet Aluminum, Viton® O-Rings, Chevy, LS, Each
Part Number: IRP-EGM-501
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 10.200 in. Tall Deck, 4.600 in. Bore, Each
Part Number: SUM-150213
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, Pro LS, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.240 in. Std Deck, 4 Head Bolt, 4.065 in. Bore, GenIII/IV LS Chevrolet, 6.0/6.2, Each
Part Number: SUM-150215
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 9.800 in. Standard Deck, 4.500 in. Bore, Each
Part Number: SUM-150210
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, 350 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.000 in. Unfinished Bore Diameter, 1-Piece Rear Main Seal
Part Number: SUM-150203
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.125 in. Unfinished Bore Diameter, 1-Piece Rear Main Seal
Part Number: SUM-150204
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, Ford 302 Cast Iron , 4-Bolt Mains, 8.200 in. Deck, 4.125 in. Bore, 1-Piece Rear Main Seal, Small Block, Each
Part Number: SUM-150207
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 9.800 in. Standard Deck, 4.600 in. Bore, Each
Part Number: SUM-150211
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Bellhousing Dowel Pins, .625 in. Diameter, .007 in. Offset, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: MOR-37934
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, Ford 351W Cast Iron , 4-Bolt Mains, 9.500 deck, 4.125 in. Bore, 1-Piece Rear Main Seal, Small Block, Each
Part Number: SUM-150205
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Bellhousing Dowel Pins, .625 in. Diameter, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: MOR-37932
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Bellhousing Dowel Pins, .625 in. Diameter, .021 in. Offset, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: MOR-37938
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Bellhousing Dowel Pins, .625 in. Diameter, .014 in. Offset, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: MOR-37936
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, Cast Iron, 4-Bolt Mains, 4.090 in. Bore, 1-Piece Rear Seal, Non-VVT, Dodge, RAM, Hemi, Gen III, Each
Part Number: DRT-31612211
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Hardware, Dowels, Keys, Cam Bolts, Washers, Eccentric, Ford, 352-428, FE, Kit
Part Number: DUR-FKF-2
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Bellhousing, Transmission Dowel Pin, .621 in. Diameter, Straight, 1.188 in. Length, GM, L92/LS, Each
Part Number: NAL-12720455
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Hardware, Dowels, Keys, Cam Bolts/Washers, Chrysler, 318, Kit
Part Number: DUR-FKP-1
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Block, Cast Iron, 4-Bolt Mains, 3.927 in. Bore, 1-Piece Rear Seal, Non-VVT, Dodge, RAM, Hemi, Gen III, Each
Part Number: DRT-31612111
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Hardware, Dowels, Keys, Cam Bolts, Washers, Eccentric, Ford, 289/302/351W, Kit
Part Number: DUR-FKF-1
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Engine Hardware Kits, Engine Hardware Finishing Kits, Cylinder Head Dowels, Camshaft Bolts, Oil Pump Dowel, Chevy, Small Block, High Performance, Kit
Part Number: DUR-FKC-1HP
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Bellhousing Dowel Pin, 0.621 in. Diameter, 1.200 in. Length, Buick, Chevy, Oldsmobile, Pontiac, Each
Part Number: DRT-32901000
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Oil Galley Barbell Plug, OEM-Style, Billet Aluminum, Viton® O-Rings, Chevy, LT, Each
Part Number: IRP-EGM-502
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
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