PRO TRU STREET SERIES
SPORT COMPACT SERIES
FORD Ford Windsor 351 Reverse Dome
Cubic Comp. Ht. Inch Compression ratios based on .020 deck PTS553A3 4.030 408 PTS553A4 4.040 410 1.280 PPTS553A6 4.060 414 PTS554A125 4.125 427 1.280 PTS554A155 4.155 433 Kit Part #
Bore
Stroke
Rod
Avg. Wt.
Volume
4.000
6.200
-15cc
4.000
6.200
-19cc
Stroke
Rod
3.500
5.788
Stroke
Rod
4.250 4.250 4.250 4.250 4.250 4.250 4.250 4.250
6.490 6.490 6.490 6.490 6.490 6.490 6.490 6.490
Ford Cleveland 351 Flat Top Kit Part #
Bore
Cubic Inch
Comp. Ht.
Compression ratios based on .020 deck PTS515A3 4.030 357 1.647 PTS515A4 4.040 358
Avg. Wt.
Volume
-3cc
Ford Cleveland 351 Flat Top
Cubic Comp. Ht. Inch Compression ratios based on .020 deck PTS568AS 4.250 482 1.330 PTS568A2 4.270 486 1.330 PTS568A3 4.280 489 1.330 PTS569AS 4.250 482 1.330 PTS569A3 4.280 489 1.330 PTS570AS 4.250 482 1.775 PTS570A3 4.280 489 1.775 PTS571A3 4.280 489 1.675 Kit Part #
Bore
Avg. Wt.
Volume
-6cc -19cc -10cc -16cc
Ford 460 Flat Top (also fits Marine appl.) 7.5L Kit Part #
Bore
Cubic Inch
Comp. Ht.
Stroke
Rod
3.850
6.605
-5.4cc
4.300 4.125 4.125 4.150 4.500 4.500
6.800 6.800 6.800 6.800 6.800 6.800
-25 -20 -20 -5.4 -5.4 -5.4
Comp. Ht.
Stroke
Rod
(Compression Ratio Calculated at .030” Gasket) PTS576AS 3.313 1.561 PTS576A35 3.344 263 1.561 PTS576A625 3.375 268 1.561 PTS577AS 3.313 275 1.436 PTS577A35 3.344 281 1.436 PTS577A625 3.375 286 1.436 PTS578AS 3.313 284 1.374 PTS578A35 3.344 289 1.374 PTS578A625 3.375 295 1.374 PTS579AS 3.313 293 1.311
3.750 3.750 3.750 4.000 4.000 4.000 4.125 4.125 4.125 4.250
7.000 7.000 7.000 7.000 7.000 7.000 7.000 7.000 7.000 7.000
Comp. Ht.
Stroke
Rod
1.581 1.581 1.581 1.581
3.440 3.440 3.440 3.440
5.875 5.875 5.875 5.875
Stroke
Rod
(PT074H3, Will not fit M6049-SCJ Heads ) PTS530AS 4.360” 460 PTS530A3 4.390” 466 1.756 PTS530A6 4.420” 472 PTS572A3 4.390 520 1.345 PTS573A3 4.390 500 1.420 PTS573A8 4.440 510 1.420 PTS574A8 4.440 514 1.420 PTS575A3 4.390 544 1.345 PTS575A8 4.440 557 1.345
Ford Flathead Kit Part #
Bore
Cubic Inch
Avg. Wt.
Avg. Wt.
Volume
Volume 13.5 13.5 13.5 13.5 13.5 13.5 13.5 13.5 13.5 13.5
Compression Ratio At: 60cc 70cc 10.5 10.6 10.7 10.5 10.6
9.5 9.6 9.7 9.6 9.7
Compression Ratio At: 60cc 70cc 11.0 11.0
S100S8-4030-5 S100S8-4040-5 S100S8-4060-5 S100S8-4125-5 S100S8-4155-5
Pin Ringset (Included) Diameter 0.912
S100S8-4030-5 S100S8-4040-5
Pin Ringset (Included) Diameter 0.975 0.975 0.975 0.975
1.040 0.990 0.990 0.990 0.990
4360H S100S8-4390-5 Call S100S8-4390-5 S100S8-4390-5 S100S8-4440-5 S100S8-4440-5 S100S8-4390-5 S100S8-4440-5
Pin Ringset (Included) Diameter
6.7 6.8 6.9 7.1 7.2 7.3 7.3 7.4 7.5 7.4
Repl. Piston 5553A3 5553A4 5553A6 5554A125 5554A155
Repl. Piston 5515A3 5515A4 Repl. Piston
4250H Call S100S8-4280-5 4250H S100S8-4280-5 4250H S100S8-4280-5 S100S8-4280-5
Pin Ringset (Included) Diameter
9.5 9.6 9.7 8.8 8.8 8.9 10.0 10.5 10.7
Compression Ratio At: 60cc 74cc 7.7 7.8 7.9 8.1 8.3 8.4 8.4 8.5 8.6 8.6
0.927
9.5 9.6 9.6 8.2 8.3 9.2 9.3 8.9
Compression Ratio At: 75cc 95cc 11.4 11.5 11.6 10.1 10.2 10.4 11.8 12.5 12.7
0.927
9.8 9.8
Compression Ratio At: 60cc 70cc 11.2 11.3 11.4 9.4 9.5 10.8 10.9 10.4
Pin Ringset (Included) Diameter
Repl. Piston 5530AS 5530A3 5530A6
Repl. Piston
0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750 0.750
JEEP Jeep 4.0L Inline 6 Kit Part #
Bore
PTS582AS PTS582A3 PTS582A4 PTS582A6
3.875 3.905 3.915 3.935
Cubic Inch 243 247 248 251
OLDSMOBILE
Avg. Wt.
Volume -10.5 -10.5 -10.5 -10.5
Oldsmobile 455 Reverse Dome
52
Kit Part #
Bore
Cubic Inch
PTS537AS PTS537A3
4.125 4.155
455 461
Comp. Ht. 1.750
4.250
6.735
Avg. Wt.
Volume -15cc
Compression Ratio At: 58cc 9.5 9.6 9.6 9.7
Compression Ratio At: 77cc 80cc 10.2 10.3
Pin Ringset (Included) Diameter 0.931
Pin Ringset (Included) Diameter
9.9 10.0
800.321.1364 • WISECO.COM
0.980
S100S8-4125-5 S100S8-4155-5
Repl. Piston
Repl. Piston 5537AS 5537A3