Availability
CHEVROLET Headers
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, 602 Crate Engine, Chevy, Pair
Part Number: SCH-1155LGCM2
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-1155LVCM-3
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, 602 Crate Engine, Chevy, Pair
Part Number: SCH-1155LVCM2-3
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1156LB
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 1/2 - 1 3/4 - 1 7/8 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-1154LV23-3
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, 4-1 One-Piece, Steel, 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port Flange, Chevy, Pair
Part Number: SCH-153SP
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, Crossover, 4-1 One-Piece, Steel, 1 5/8 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-145
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, Crossover, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-146V
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, USRA and IMCA Hobby Stock, Mid, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, 602 Crate Engine, Chevy, Pair
Part Number: SCH-1485CM2-22
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Fenderwell, 2 3/8 in. Primaries, 4.5 in. Collector, Evac Tubes, Chevy, GMC, Big Block, Pair
Part Number: SCH-2349-E
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Stainless, Natural Finish, 3/8 in. Flanges, 1.875 in. Primary Tubes, 3.00 in. Outlet, Y-Pipe, Cats, Chevy, GMC Truck, Long System, Pair
Part Number: AMH-S00339
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Headers, Stainless, Natural Finish, 3/8 in. Flanges, 1.875 in. Primary Tubes, 3.00 in. Outlet, Y-Pipe, No Cats, Chevy, GMC Truck, Long System, Pair
Part Number: AMH-S00342
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, 602 Crate Engine, Chevy, Pair
Part Number: SCH-165CM2
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-166A
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Chevy, Pair
Part Number: SCH-167AB18
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port, Chevy, Pair
Part Number: SCH-167ASP
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, 180 Degree Crossover, 4-1 One-Piece, Steel, 1 3/4 in. Primaries, 3.5 in. Collector, Spread Port Flange, Chevy, Pair
Part Number: SCH-180-2SP
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Chevy, Pair
Part Number: SCH-1176V18
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Fenderwell, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, Chevy, GMC, Small Block, Pair
Part Number: SCH-1347V
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, Crossover, 4-1 One-Piece, Steel, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, 602 Crate Engine, Chevy, Pair
Part Number: SCH-135VCM2-3
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Header Flanges, No Stubs, Steel, 0.313 in. Thick Flange, 2.000 in. Port, Each
Part Number: SCH-01860-5
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 - 1 3/4 - 1 7/8 in. Primaries, 3 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-1101V3CM-3
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1105V
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Spread Port, Chevy, Pair
Part Number: SCH-1106SP
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Headers, Circle Track, IMCA Modified, Mid, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1106VLS1
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster