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6 Cyl, 231 cid (3.8L, VIN A, 8th digit)
6 Cyl, 262 cid (4.3L, VIN Z, 8th digit)
8 Cyl, 305 cid (5.0L, VIN H, 8th digit)
8 Cyl, 307 cid (5.0L, VIN Y, 8th digit)
- casting iron exhaust manifolds
- stainless steel exhaust manifolds

Engine Assembly for 1986 Pontiac Bonneville

Fits: 8 Cyl, 307 cid 5.0L, VIN Y, 8th digit casting iron exhaust manifolds (change)

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