Availability
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-1175
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-1175V
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Long, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-1175V-3
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-163-38
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 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: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-166ACM
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-166ACM-3
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-166CM-3
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-166VA
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-166VA-18
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-166VACM
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port, Chevy, Pair
Part Number: SCH-166VASP
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 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-167A18
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 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: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 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: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-172
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-161LS1
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-161V
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-161VCM-3
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-162-11
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-162-33
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, IMCA Modified, Adjustable, Steel, Painted, 1 3/4 - 1 7/8 in. Primary, 3.50 in. Collector, Chevy, Set
Part Number: SCH-162-38
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, IMCA Modified Adjustable, Steel, 1 3/4 in./1 7/8 in. Primary, 3 1/2 in. Collector, Chevy, Pair
Part Number: SCH-162-38LS1
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port, Chevy, Pair
Part Number: SCH-162-38SP
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port, Chevy, Pair
Part Number: SCH-162-66SP
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
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