Availability
Headers, Circle Track, IMCA Modified, Adjustable, 4-1 Two-Piece, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Chevy, Pair
Part Number: SCH-163-98-18
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 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: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 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: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Marine, Over-Transom, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, Spread Port, Chevy, Pair
Part Number: SCH-1095LVSP
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Truck/Tractor Pull, Upsweep, 2 in. Primaries, 3.5 in. Collector, Dart 18 Degree Flange, Evac Tubes, Chevy Small Block, Pair
Part Number: SCH-1516D18-E
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 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, SB2 Flange, Chevy, Pair
Part Number: SCH-163-98HSB2
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Fenderwell, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, S-10/Sonoma, Small Block, Pair
Part Number: SCH-198VA
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Circle Track, Crossover, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 - 2 in. Primaries, 3.5 in. Collector, Spread Port Flange, Chevy, Pair
Part Number: SCH-136V3SP
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Circle Track, Crossover, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 - 2 in. Primaries, 3.5 in. Collector, Spread Port Flange, Chevy, Pair
Part Number: SCH-146V3SP
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Circle Track, Stock Clip, 4-1 One-Piece, Steel, 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port Flange, Chevy, Pair
Part Number: SCH-157SP
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 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: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Circle Track, Stock Clip, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port Flange, Chevy, Pair
Part Number: SCH-156VSP
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 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: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 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: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 7/8 in. Primaries, 3 in. Collector, Automatic, Chevy, Pair
Part Number: SCH-187-3
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 7/8 in. Primaries, 3.5 in. Collector, Manual, Chevy, Pair
Part Number: SCH-187M
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Fenderwell, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, Brodix 18 Degree Flange, S-10/Sonoma, Small Block, Pair
Part Number: SCH-1399VAB18
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Fenderwell, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, S-10/Sonoma, Small Block, Pair
Part Number: SCH-198VA18
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Fenderwell, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port, S-10/Sonoma, Small Block, Pair
Part Number: SCH-198VASP
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Fenderwell, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, S-10/Sonoma, Small Block, Pair
Part Number: SCH-199VA
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Fenderwell, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, 18 Degree Flange, S-10/Sonoma, Small Block, Pair
Part Number: SCH-199VA18
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Fenderwell, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, Brodix 18 Degree Flange, S-10/Sonoma, Small Block, Pair
Part Number: SCH-199VAB18
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Fenderwell, 1 7/8 - 2 in. Primaries, 3.5 in. Collector, Stahl Flange, S-10/Sonoma, Small Block, Pair
Part Number: SCH-199VAS
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 7/8 in. Primaries, 3.5 in. Collector, Stahl Flange, Manual, Chevy, Pair
Part Number: SCH-187MS
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 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, Manual, Chevy, Pair
Part Number: SCH-187MSP
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
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