Cylinder Head to Heat Exchanger Gasket 2.0L Type 4.. 029-256-251A 029256251A £4.05 Quantity: at £4.05 each Add To Basket 1979 Baywindow & 80-83 Type 25. Cylinder head to heat exchanger gasket for 2.0 Type4 CU/CV engines and 2.0 Type4 CJ/GE engines ('79 model year only). Studs are in-line. Sold each. One per cylinder head.