20-1937-12 | QualCast Valve Seat Insert

Applications: 

• Detroit Diesel: All years, all models with 8.2L (500 C.I.) 16V Naturally Aspirated &Turbo Engine
• Ford: Years 1981-1989, C800 model with 8.2L (500 C.I.) 16V Naturally Aspirated &Turbo Engine

Interchange: 

• Dynagear: Part #30530
• Fed-Mog/SPX: Part #245193712
• Martin Wells Ind.: Part #W4106
• SBI, Inc.: Part #SB193712
• TRW: Part #IS503
• Tucker: Part #T2060