Home e-mail Probe Products Product Specifications About Probe Dealer Information
Flat Top Dish Top Dome Top

Flat Top

SRS Forged Pistons
for Chevy

350 through 383

  • 2618-t6 forged aluminum

  • Lightweight or Moleculite

  • Tight running clearance (.002 to .006)

  • Weight matched (+/- 2.5 grams)

  • Finished diameters +/- .00005

  • Fits most 23 degree heads

Our Tool Steel Wrist Pin Upgrade Is Now
 Available At A Substantially Reduced Cost!

Back To:
 PROBE FORGED PISTONS
Compression Ratio computed with .010 deck and .038 head gasket at bore +.125" (weights and compression ratios are approximate)
    Compression Ratio      
Bore Weight 58cc 64cc 68cc 76cc Part # Ring Set  

350 - 3.480 Stroke - 5.700 Rod- 1.560 C/H - .927 x 2.500 - 118 Gram Pin

4.000

502

10.90

10.14

9.70

8.93

12334-Std

 315-0036 Ring Grooves 1/16 1/16 3/16
4.030 506 11.03 10.26 9.81 9.03 12334-030   Valve Relief Volume 4.0cc
4.040 510 11.07 10.30 9.85 9.07 12334-040    
4.060 514 11.16 10.38 9.93 9.14 12334-060    

"Moleculite" Flat tops - 350 - 3.480 Stroke - 5.700 Rod- 1.560 C/H - .927 x 2.500 - 118 Gram Pin
4.000 389

10.90

10.14

9.70

8.93

 14103-Std 315-0066 Ring Grooves 1.2 1.5 3mm
4.030 395 11.03 10.26 9.81 9.03 14103-030   Valve Relief Volume 4.0cc
4.040 397 11.07 10.30 9.85 9.07 14103-040    
4.060 399 11.16 10.38 9.93 9.14 14103-060    

350 - 3.480 Stroke - 6.000 Rod- 1.260 C/H - .927 x 2.500 - 118 Gram Pin
4.000 466

10.90

10.14

9.70

8.93

 12335-Std 315-0036 Ring Grooves 1/16 1/16 3/16
4.030 462 11.03 10.26 9.81 9.03 12335-030   Valve Relief Volume 4.0cc
4.040 466 11.07 10.30 9.85 9.07 12335-040    
4.060 470 11.16 10.38 9.93 9.14 12335-060    

"Moleculite" Flat tops - 350 - 3.480 Stroke - 6.000 Rod- 1.260 C/H - .927 x 2.500 - 118 Gram Pin
4.000 346

10.90

10.14

9.70

8.93

 14104-Std 315-0066 Ring Grooves 1.2 1.5 3mm
4.030 351 11.03 10.26 9.81 9.03 14104-030   Valve Relief Volume 4.0cc
4.040 353 11.07 10.30 9.85 9.07 14104-040    
4.060 355 11.16 10.38 9.93 9.14 14104-060    

363 - 3.562 Stroke - 6.000 Rod- 1.219 C/H - .927 x 2.500 - 118 Gram Pin
4.030 408 11.26 10.48 10.02 9.22 14210-030 315-0036 Ring Grooves 1/16 1/16 3/16
4.040 409 11.31 10.52 10.06 9.26 14210-040   Valve Relief Volume 4.0cc
4.060 424 11.40 10.60 10.14 9.33 14210-060    

383 - 3.750 Stroke - 5.700 Rod- 1.425 C/H - .927 x 2.500 - 118 Gram Pin
4.000 487 11.45 10.66 10.20 9.39 12336-Std 315-0036 Ring Grooves 1/16 1/16 3/16
4.030 489 11.58 10.79 10.32 9.50 12336-030   Valve Relief Volume 4.0cc
4.040 491 11.63 10.83 10.36 9.54 12336-040    
4.060 493 11.72 10.91 10.44 9.62 12336-060    

"Moleculite" Flat tops - 383 - 3.750 Stroke - 5.700 Rod- 1.425 C/H - .927 x 2.500 - 118 Gram Pin
4.000 376 11.67 10.85 10.37 9.54 14105-Std 315-0066 Ring Grooves 1.2 1.5 3mm
4.030 381 11.81 10.98 10.50 9.66 14105-030   Valve Relief Volume 4.0cc
4.040 383 11.85 11.02 10.54 9.70 14105-040    
4.060 385 11.94 11.11 10.62 9.77 14105-060    

383 - 3.750 Stroke - 6.000 Rod- 1.125 C/H - .927 x 2.500 - 118 Gram Pin
4.000 413 11.67 10.85 10.37 9.54 12337-Std 315-0033 Ring Grooves 1/16 1/16 1/8
4.030 415 11.81 10.98 10.50 9.66 12337-030   Valve Relief Volume 4.0cc
4.040 417 11.85 11.02 10.54 9.70 12337-040    
4.060 419 11.94 11.11 10.62 9.77 12337-060    

"Moleculite" Flat tops - 383 - 3.750 Stroke - 6.000 Rod- 1.125 C/H - .927 x 2.500 - 118 Gram Pin
4.000 343 11.67 10.85 10.37 9.54 14106-Std 315-0066 Ring Grooves 1.2 1.5 3mm
4.030 348 11.81 10.98 10.50 9.66 14106-030   Valve Relief Volume 4.0cc
4.040 350 11.85 11.02 10.54 9.70 14106-040    
4.060 352 11.94 11.11 10.62 9.77 14106-060    
Back To:
 PROBE FORGED PISTONS

 

Flat Top

SRS Forged Pistons
for Chevy 350

using Dart 49cc Heads

  • 2618-t6 forged aluminum

  • Lightweight or Moleculite

  • Tight running clearance (.002 to .006)

  • Weight matched (+/- 2.5 grams)

  • Finished diameters +/- .00005

  • Fits most 23 degree heads

Our Tool Steel Wrist Pin Upgrade Is Now
 Available At A Substantially Reduced Cost!

Back To:
 PROBE FORGED PISTONS
Compression Ratio computed with .010 deck and .038 head gasket at bore +.125" (weights and compression ratios are approximate)
    Compression Ratio      
Bore Weight 49cc Part # Ring Set  

350 - 3.480 Stroke - 5.700 Rod- 1.560 C/H - .927 x 2.500 - 118 Gram Pin

4.000

 TBA 13.58

14709-Std

 315-0036 Ring Grooves 1/16 1/16 3/16
4.030 TBA 13.63 14709-030   Valve Relief Volume 4.0cc
4.060 TBA 13.73 14709-060    

350 - 3.480 Stroke - 6.000 Rod- 1.260 C/H - .927 x 2.500 - 118 Gram Pin

4.000

 TBA 13.58

14710-Std

 315-0036 Ring Grooves 1/16 1/16 3/16
4.030 TBA 13.63 14710-030   Valve Relief Volume 4.0cc
4.060 TBA 13.73 14710-060    

 

Dish Top

SRS Forged Pistons
for Chevy

350 through 383

  • 2618-t6 forged aluminum

  • Lightweight

  • Tight running clearance (.002 to .006)

  • Weight matched (+/- 2.5 grams)

  • Finished diameters +/- .00005

  • Fits most 23 degree heads

Our Tool Steel Wrist Pin Upgrade Is Now
 Available At A Substantially Reduced Cost!

Back To:
 PROBE FORGED PISTONS
Compression Ratio computed with .010 deck and .038 head gasket at bore +.125" (weights and compression ratios are approximate)
    Compression Ratio      
Bore Weight 58cc 64cc 68cc 76cc Part # Ring Set  

350 - 3.480 Stroke - 5.700 Rod - 1.560 C/H - .927 x 2.500 - 118 Gram Pin
4.000 487 9.72 9.13 8.77 8.15 12342-Std 315-0036 Ring Grooves 1/16 1/16 3/16
4.030 489 9.83 9.23 8.88 8.25 12342-030   Dome Volume 13.8cc
4.040 491 9.87 9.27 8.91 8.28 12342-040    
4.060 493 9.95 9.34 8.98 8.35 12342-060    

350 - 3.480 Stroke - 6.000 Rod - 1.260 C/H - .927 x 2.500 - 118 Gram Pin
4.000 451 10.17 9.51 9.13 8.45 12343-Std 315-0036 Ring Grooves 1/16 1/16 3/16
4.030 453 10.29 9.63 9.23 8.55 12343-030   Dome Volume 9.8cc
4.040 455 10.33 9.66 9.27 8.58 12343-040    
4.060 457 10.41 9.74 9.34 8.65 12343-060    

383 - 3.750 Stroke - 5.700 Rod - 1.425 C/H - .927 x 2.500 - 118 Gram Pin

4.030

446

 9.70 9.15 8.82 8.23

12344-Std

 315-0036 Ring Grooves 1/16 1/16 3/16
4.030 450 9.81 9.26 8.92 8.33 12344-030   Dome Volume 20.4cc
4.040 454 9.85 9.29 8.96 8.36 12344-040    
4.060 458 9.93 9.37 9.03 8.43 12344-060    

383 - 3.750 Stroke - 5.700 Rod - 1.425 C/H - .927 x 2.500 - 118 Gram Pin
4.030 409 10.51 9.86 9.47 8.79 12345-Std 315-0033 Ring Grooves 1/16 1/16 1/8
4.030 412 10.64 9.98 9.58 8.89 12345-030    
4.040 416 10.68 10.01 9.62 8.93 12345-040    
4.060 419 10.76 10.09 9.70 9.00 12345-060    
Back To:
 PROBE FORGED PISTONS

 

Dome Top

SRS Forged Pistons
for Chevy

350 through 383

  • 2618-t6 forged aluminum

  • Lightweight

  • Tight running clearance (.002 to .006)

  • Weight matched (+/- 2.5 grams)

  • Finished diameters +/- .00005

  • Fits most 23 degree heads

Our Tool Steel Wrist Pin Upgrade Is Now
 Available At A Substantially Reduced Cost!

Back To:
 PROBE FORGED PISTONS
Compression Ratio computed with .010 deck and .038 head gasket at bore +.125" (weights and compression ratios are approximate)
    Compression Ratio      
Bore Weight 58cc 64cc 68cc 76cc Part # Rings  

350 - 3.480 Stroke - 5.700 Rod - 1.560 C/H - .927 x 2.500 - 118 Gram Pin
4.000 539 12.05 11.11 10.57 9.65 13721-Std 315-0036 Ring Grooves 1/16 1/16 3/16
4.030

541

 12.19 11.24 10.69 9.76 13721-030   Dome Volume 3.5cc
4.040 545 12.23 11.28

10.74

 9.80 13721-040    
4.060 549 12.33 11.37 10.82 9.87 13721-060    

350 - 3.480 Stroke - 6.000 Rod - 1.260 C/H - .927 x 2.500 - 118 Gram Pin

4.000

458

 12.05 11.11 10.57 9.65

13720-Std

 315-0033 Ring Grooves 1/16 1/16 1/8
4.030 462 12.19 11.24 10.69 9.76 13720-000   Dome Volume 3.5cc
4.040 466 12.23 11.28

10.74

 9.80 13720-040    
4.060 470 12.33 11.37 10.82 9.87 13720-060    

350 - 3.480 Stroke - 5.700 Rod - 1.560 C/H - .927 x 2.500. 118 Gram Pin
4.030 479 13.98 12.73 12.02 10.84 13722-030 315-0036 Ring Grooves 1/16 1/16 3/16
4.040 480 14.03 12.77 12.06 10.87 13722-040   Dome Volume 12.5cc
4.060 482 14.14 12.87 12.15 10.95 13722-060    

350 - 3.480 Stroke - 6.000 Rod - 1.260 C/H - .927 x 2.500, 118 Gram Pin
4.030 425 13.98 12.73 12.02 10.84 13723-030 315-0036 Ring Grooves 1/16 1/16 3/16
4.040 432 14.03 12.77 12.06 10.87 13723-040   Dome Volume 12.5cc
4.060 435 14.14 12.87 12.15 10.95 13723-060    

363 - 3.562 Stroke - 6.000 Rod - 1.219 C/H - .927 x 2.500, 118 Gram Pin
4.030 422 13.96 12.74 12.04 10.87 14209-030 315-0036 Ring Grooves 1/16 1/16 3/16
4.040 432 14.02 12.79 12.09 10.91 14209-040   Dome Volume 11.1cc
4.060 452 14.12 12.88 12.18 11.00 14209-060    

 383 - 3.750 Stroke - 5.700 Rod - 1.425 C/H - .927 x 2.500, 118 Gram Pin
4.000 520 13.64 12.51 11.88 10.76 13724-Std 315-0036 Ring Grooves 1/16 1/16 3/16

4.030

529

13.80

12.66

12.00

10.89

13724-030

   Dome Volume 7.3cc
4.040 534 13.85 12.71 12.05 10.94 13724-030    
4.060 538 13.96 12.81 12.14 11.02 13724-030    

383 - 3.750 Stroke - 6.000 Rod - 1.125 C/H - .927 x 2.500, 118 Gram Pin
4.000 457 13.79 12.63 11.97 10.85 13719-Std 315-0033 Ring Grooves 1/16 1/16 1/8
4.030 461

13.95

12.78

12.11

10.98

 13719-030   Dome Volume 8.0cc
4.040 465 14.00 12.83 12.16 11.02 13719-040    
4.060 469 14.11 12.93 12.25 11.11 13719-060    
Back To:
 PROBE FORGED PISTONS