GM 454/502 CID V-8

Exhaust Manifold (oem CHVA-1-84 Barr) $169.00	Exhaust Riser 3" - 10 Degree (oem 20-0082 Barr) $109.95	Exhaust Riser 4" - 10 Degree (oem 20-0100-Barr / 0992-593 Indmar) $143.09
Spacer 3" (oem 20-0097 Barr) $107.31	Exhaust Riser Gasket (oem 1-0105 Barr) $3.20	Exhaust Riser Gasket (oem 1-0107 Barr) $4.66
90 Degree Elbow Fitting 3/4 - 14 x 1 $11.18	Exhaust Manifold Gasket (oem 3852472) (oem CHVA-47-0000) $12.43	Plug $3.27
Straight Fitting 3/4 - 14 x 3/4 $6.75	Straight Fitting 3/4 - 14 x 1 $6.75