Allstar Performance 1" Aluminum Wheel Spacer - Fits 5 x 4.5", 5 x 4.75", 5 x 5" Bolt Circle 23332510 1984-1987 Pontiac T1000

1984-1987 Pontiac T1000

1974-1981 Pontiac Firebird

2007-2009 Chevrolet Impala

Holley 4150 / 4160 Carburetors

Allstar Performance 1" Aluminum Wheel Spacer - Fits 5 x 4.5", 5 x 4.75", 5 x 5" Bolt Circle 23332510 1984-1987 Pontiac T1000Spacers fit 4 1 2", 4 3 4", and 5" bolt circle patterns. Spacers increase track width, requiring less wheel offset. Sold each. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance.