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• 1-3/4" - 1-7/8" Primaries
• 3-1/2" x 9" Collector
• For 23° Chevy Applications
• SBC Stock Flange, D-Port
• Left Side: Style 9

• 1-5/8" - 1-3/4" Primaries
• 3" x 8" Collector
• For 23° Chevy Applications
• SBC Stock Flange, Square Port
• Left Side: Style 9 Angled Down

• 1-3/4" - 1-7/8" Primaries
• 3-1/2" x 9" Collector
• For 23° Chevy Applications
• SBC Stock Flange, D-Port
• Left Side: Style 9 Angled Down

• 1-3/4" Primaries
• 3-1/2"x 8" Collector
• For 23° Chevy Applications
• SBC Stock D-Port Flange

• 1-3/4" Primaries
• 3-1/2" x 8" Collector
• For 23° Chevy Applications
• SBC Stock Flange, D-Port

• 1-3/4" Primaries
• 3-1/2" x 8" Collector
• For 23° Chevy Applications
• SBC Stock Flange, D-Port
• 30" Primaries closer to equal length than 152

• 1-3/4" - 1-7/8" Primaries
• 3-1/2" x 9" Collector
• For 23° Chevy Applications
• SBC Stock Flange, D-Port
• 30" Primaries closer to equal length than 152

• 1-5/8" Primaries
• 3" x 8" Collector
• For 23° Chevy Applications
• SBC Stock Flange, Square Port

• 1-5/8" Primaries
• 3" x 8" Collector
• For 23° Chevy Applications
• SBC Stock Flange, Square Port
• 30" Primaries closer to equal length than 151

• 1-5/8" Primaries
• 3" x 8" Collector
• For Crate 602 Applications
• SBC 602 Crate Flange, (Same as Exhaust Port)
• 30" Primaries closer to equal length than 151

• 1-5/8" Primaries
• 3" x 8" Collector
• For Crate 602 Applications
• SBC 602 Crate Flange, (Same as Exhaust Port)

• 1-5/8" - 1-3/4" Primaries
• 3-1/2" x 8" Collector
• For 23° Chevy Applications
• SBC Stock Flange, Square Port

• 1-3/4" Primaries
• 3-1/2" x 8" Collector
• For 23° Chevy Applications
• SBC Stock Flange, D-Port

• 1-5/8" Primaries
• 3" x 8" Collector
• For 23° Chevy Applications
• SBC Stock Flange, Square Port

• 1-5/8" - 1-3/4" Primaries
• 3" x 8" Collector
• For Crate 604 Applications
• SBC 604 Crate Flange, D-Port
• 605 Off-Set

• 1-5/8" - 1-3/4" - 1-7/8" Primaries
• 3" x 8" Collector
• For Crate 604 Applications
• SBC 604 Crate Flange, D-Port

• 1-5/8" - 1-3/4" - 1-7/8" Primaries
• 3" x 8" Collector
• For Crate 604 Applications
• SBC 604 Crate Flange, D-Port

3" Collector 45°

3" Collector 80°

3" Collector 90°

2" Dia.; 42° - Left Side

2" Dia.; 52° - Right Side

3-1/2" Collector 45°