P/N: AD12457-012HD-180 (front) and AD12457-013HD -180 (rear)
Price: $1,152.50 each (front) and $1,204.00 each (rear)
Eligible On: PA-18 with 180 HP conversions
Weight: 5 lbs.
Material: 321 Stainless Steel
Purpose: Heavy duty front exhaust crossover stack for Piper PA-18 series with 180 HP Lycoming engines.
Installation: Same as OEM stacks.
Misc. Information: These heavy duty stacks incorporate a heavier wall thickness material than the OEM stacks. Doublers are installed at the flanges and the short stack joint for increased strength.