higher capacity catalytic converter. An improved belt tensioner was introduced in 2002. Specifications post-1999 Applications: 1996–2002 Chevrolet Cavalier Z24 1996–2002 Pontiac Sunfire GT 1996–2001 Pontiac Grand Am 1996–1998 Oldsmobile Achieva 1999–2001 Oldsmobile Alero 1997–2000 Chevrolet Malibu 1996–1998 Buick Skylark Racing Applications: Oldsmobile Aerotech See also List of GM engines References External links Quad4Forums.com Yahoo group QuadFourm mailing list Oldsmobile engines Straight-four engines Gasoline engines by model