, Port Sizes for Perf. and Racing Engines. Most Sets with Blue Stripe Cork/Rubber ... thick . . . . . . . . . . .$33.99 1636 Ford SVO V8, 351C, 351M, and 400 1/4 thick ... 16.99 5928 1987-95 Ford 302-351W, Oval Port 1.25 x 1.75 $16.99 ... 5930 1962-95 SB Ford 221-302 1969-92 351W Stock Port 1.12 x ... for race, street or tow vehicles and motor homes. 7150 SB Chevy, Round Port 1.50 ... 1.85 x 1.90 . . . .$29.99 7160 1995-98 Ford 281, 330, Stock Port 1.12 x 1.48 $29.99 ... 7161 1987-95 Ford 302-351W, Oval Port 1.25 x 1.75 $29.99 ... 41.78"x2.5" . . . . . . . . .$16.99 Ford Ultra Seal 5831 221-302 (exc. Boss), ... 13.99 5838 429-460, 68-88 ... 14.99 5839 429-460 CJ/SCJ ... for race, street, tow vehicles and motor homes 7401G SBC Square Port ... 283-400 1958-86 . . . . . . . .$9.99 ENGINE MASTER PRO-SERIES GAS- KETS For Small ...