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Item Code Page Engine Bore Stroke Rod
Length
Comp
Height
Ring Grooves Radial Dim Ring Lands Pin Size Oil Rail
Support (P/N)
Pin Locks Top Type Dome Height
Dish Depth
Net cc's Compression Ratio
(see catalog for head cc's)
Item Code Dome Type Deck Thick V/P Depth V/P Depth
(Max)
V/P Cutters Weight Cost Code Pop Code Detail Description Forging  # Material Ring Set
Pre Fit
Ring Set
File Fit
UPC Item Code
L2256F-030 1 Chev 350 4.030 3.480 5.700 1.563 1/16 1/16 3/16 D Wall .220 .160 .075 .927 x 2.500 Dbl Spiral Flat Top 2.5 11.24 10.44 9.98 9.17 L2256F-030 0 .250 .100 I - .100 E 490 U B 3829-98-407 VMS-75 315-0036-030 315-0036-035 842981004857 L2256F-030
L2256F-040 1 Chev 350 4.030 3.480 5.700 1.563 1/16 1/16 3/16 D Wall .220 .160 .075 .927 x 2.500 Dbl Spiral Flat Top 2.5 11.28 10.48 10.02 9.21 L2256F-040 0 .250 .100 I - .100 E 500 U B 3829-98-407 VMS-75 315-0036-040 315-0036-045 842981004864 L2256F-040
L2256F-060 1 Chev 350 4.060 3.480 5.700 1.563 1/16 1/16 3/16 D Wall .220 .160 .075 .927 x 2.500 Dbl Spiral Flat Top 2.5 11.37 10.56 10.09 9.28 L2256F-060 0 .250 .100 I - .100 E 510 U B 3829-98-407 VMS-75 315-0036-060 315-0036-065 842981004871 L2256F-060
P2256F-STD 1 Chev 350 4.000 3.480 5.700 1.563 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Flat Top 4.0 10.90 10.14 9.70 8.93 P2256F-000 0 .350 516 R C 3829-98-407 VMS-75 40564CP 842981004918 P2256F-000
P2256F-030 1 Chev 350 4.030 3.480 5.700 1.563 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Flat Top 4.0 11.03 10.26 9.81 9.03 P2256F-030 0 .350 536 R A 3829-98-407 VMS-75 40564CP-030 842981004888 P2256F-030
P2256F-040 1 Chev 350 4.040 3.480 5.700 1.563 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Flat Top 4.0 11.07 10.30 9.85 9.07 P2256F-040 0 .350 541 R B 3829-98-407 VMS-75 40564CP-040 842981004895 P2256F-040
P2256F-060 1 Chev 350 4.060 3.480 5.700 1.563 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Flat Top 4.0 11.16 10.38 9.93 9.14 P2256F-060 0 .350 545 R C 3829-98-407 VMS-75 40564CP-060 842981004901 P2256F-060
P2403F-STD 1 Chev 350 4.000 3.480 5.700 1.562 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Dish Top -0.070 12.5 9.86 9.25 8.89 8.25 P2403F-000 0 .280 493 S C 3829-98-407 VMS-75 40564CP 842981005069 P2403F-000
P2403F-030 1 Chev 350 4.030 3.480 5.700 1.562 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Dish Top -0.070 12.5 9.98 9.36 8.99 8.35 P2403F-030 0 .280 514 S C 3829-98-407 VMS-75 40564CP-030 842981005038 P2403F-030
P2403F-040 1 Chev 350 4.040 3.480 5.700 1.562 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Dish Top -0.070 12.5 10.02 9.39 9.03 8.38 P2403F-040 0 .280 518 S C 3829-98-407 VMS-75 40564CP-040 842981005045 P2403F-040
P2403F-060 1 Chev 350 4.060 3.480 5.700 1.562 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Dish Top -0.070 12.5 10.09 9.47 9.10 8.44 P2403F-060 0 .280 524 S C 3829-98-407 VMS-75 40564CP-060 842981005052 P2403F-060
                                                                           
P2441F-STD 2 Chev 350 4.000 3.480 5.700 1.560 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Dish Top -0.135 20.3 9.08 8.57 8.26 7.72 P2441F-000 0 .215 486 S C 3829-98-407 VMS-75 40564CP 842981005120 P2441F-000
P2441F-030 2 Chev 350 4.030 3.480 5.700 1.560 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Dish Top -0.135 20.3 9.19 8.67 8.36 7.81 P2441F-030 0 .215 498 S B 3829-98-407 VMS-75 40564CP-030 842981005090 P2441F-030
P2441F-040 2 Chev 350 4.040 3.480 5.700 1.560 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Dish Top -0.135 20.3 9.22 8.70 8.39 7.84 P2441F-040 0 .215 504 S C 3829-98-407 VMS-75 40564CP-040 842981005106 P2441F-040
P2441F-060 2 Chev 350 4.060 3.480 5.700 1.560 5/64 5/64 3/16 D Wall .250 .170 .090 .927 x 3.000 Press Fit Dish Top -0.135 20.3 9.30 8.77 8.46 7.90 P2441F-060 0 .215 513 S C 3829-98-407 VMS-75 40564CP-060 842981005113 P2441F-060
P3831F-STD 2 Chev 383 4.000 3.750 5.700 1.425 5/64 5/64 3/16 D Wall .255 .170 .090 .927 x 3.000 Press Fit Flat Top 4.0 11.67 10.85 10.37 9.54 P3831F-000 0 .350 586 T C 3829-98-407 VMS-75 40564CP-STD 842981005304 P3831F-000
P3831F-030 2 Chev 383 4.030 3.750 5.700 1.425 5/64 5/64 3/16 D Wall .255 .170 .090 .927 x 3.000 Press Fit Flat Top 4.0 11.81 10.98 10.50 9.66 P3831F-030 0 .350 498 T A 3829-98-407 VMS-75 40564CP-030 842981005311 P3831F-030
P3831F-040 2 Chev 383 4.040 3.750 5.700 1.425 5/64 5/64 3/16 D Wall .255 .170 .090 .927 x 3.000 Press Fit Flat Top 4.0 11.85 11.02 10.54 9.70 P3831F-040 0 .350 504 T A 3829-98-407 VMS-75 40564CP-040 842981005328 P3831F-040
P3831F-060 2 Chev 383 4.060 3.750 5.700 1.425 5/64 5/64 3/16 D Wall .255 .170 .090 .927 x 3.000 Press Fit Flat Top 4.0 11.94 11.11 10.62 9.77 P3831F-060 0 .350 513 T B 3829-98-407 VMS-75 40564CP-060 842981005335 P3831F-060
P3832F-STD 2 Chev 383 4.000 3.750 5.700 1.425 5/64 5/64 3/16 D Wall .255 .170 .090 .927 x 3.000 Press Fit Dish Top -0.160 22.0 9.54 9.01 8.69 8.13 P3832F-000 0 .190 460 U C 3829-98-407 VMS-75 40564CP 842981005342 P3832F-000
P3832F-030 2 Chev 383 4.030 3.750 5.700 1.425 5/64 5/64 3/16 D Wall .255 .170 .090 .927 x 3.000 Press Fit Dish Top -0.160 22.0 9.66 9.12 8.80 8.22 P3832F-030 0 .190 477 U A 3829-98-407 VMS-75 40564CP-030 842981005359 P3832F-030
P3832F-040 2 Chev 383 4.040 3.750 5.700 1.425 5/64 5/64 3/16 D Wall .255 .170 .090 .927 x 3.000 Press Fit Dish Top -0.160 22.0 9.70 9.16 8.83 8.25 P3832F-040 0 .190 490 U B 3829-98-407 VMS-75 40564CP-040 842981005366 P3832F-040
P3832F-060 2 Chev 383 4.060 3.750 5.700 1.425 5/64 5/64 3/16 D Wall .255 .170 .090 .927 x 3.000 Press Fit Dish Top -0.160 22.0 9.77 9.23 8.90 8.32 P3832F-060 0 .190 523 U C 3829-98-407 VMS-75 40564CP-060 842981005373 P3832F-060
                                                                           
P2377F-STD 3 Chev 454 4.250 4.000 6.135 1.640 5/64 5/64 3/16 D Wall .400 .190 .100 .990 x 2.920 Press Fit Flat Top 3.0 8.70 8.34 8.01 7.70 P2377F-000 0 .350 .220 I - .000 E 2.350 I - .000 E 623 T C 3840-00-407 VMS-75 40203CP 842981004994 P2377F-000
P2377F-030 3 Chev 454 4.280 4.000 6.135 1.640 5/64 5/64 3/16 D Wall .400 .190 .100 .990 x 2.920 Press Fit Flat Top 3.0 8.80 8.43 8.10 7.79 P2377F-030 0 .350 .220 I - .000 E 2.350 I - .000 E 625 T B 3840-00-407 VMS-75 40203CP-030 842981004956 P2377F-030
P2377F-040 3 Chev 454 4.290 4.000 6.135 1.640 5/64 5/64 3/16 D Wall .400 .190 .100 .990 x 2.920 Press Fit Flat Top 3.0 8.84 8.47 8.13 7.82 P2377F-040 0 .350 .220 I - .000 E 2.350 I - .000 E 632 T C 3840-00-407 VMS-75 40203CP-040 842981004963 P2377F-040
P2377F-060 3 Chev 454 4.310 4.000 6.135 1.640 5/64 5/64 3/16 D Wall .400 .190 .100 .990 x 2.920 Press Fit Flat Top 3.0 8.90 8.53 8.19 7.88 P2377F-060 0 .350 .220 I - .000 E 2.350 I - .000 E 638 T C 3840-00-407 VMS-75 40203CP-060 842981004970 P2377F-060
P2377F-070 3 Chev 454 4.320 4.000 6.135 1.640 5/64 5/64 3/16 D Wall .400 .190 .100 .990 x 2.920 Press Fit Flat Top 3.0 8.94 8.56 8.22 7.91 P2377F-070 0 .350 .220 I - .000 E 2.350 I - .000 E 640 T C 3840-00-407 VMS-75 50722 842981004987 P2377F-070
P2465F-STD 3 Chev 454 4.250 4.000 6.135 1.645 5/64 5/64 3/16 D Wall .350 .200 .100 .990 x 2.920 Press Fit Solid Dome 0.220 18.0 10.33 9.80 9.33 8.90 P2465F-000 0 .250 .220 I - .000 E 2.350 I - .000 E 623 U C 3840-96-307 VMS-75 40203CP 842981005205 P2465F-000
P2465F-030 3 Chev 454 4.280 4.000 6.135 1.645 5/64 5/64 3/16 D Wall .350 .200 .100 .990 x 2.920 Press Fit Solid Dome 0.220 18.0 10.44 9.91 9.43 9.00 P2465F-030 0 .250 .220 I - .000 E 2.350 I - .000 E 638 U B 3840-96-307 VMS-75 40203CP-030 842981005168 P2465F-030
P2465F-040 3 Chev 454 4.290 4.000 6.135 1.645 5/64 5/64 3/16 D Wall .350 .200 .100 .990 x 2.920 Press Fit Solid Dome 0.220 18.0 10.48 9.95 9.47 9.04 P2465F-040 0 .250 .220 I - .000 E 2.350 I - .000 E 643 U B 3840-96-307 VMS-75 40203CP-040 842981005175 P2465F-040
P2465F-060 3 Chev 454 4.310 4.000 6.135 1.645 5/64 5/64 3/16 D Wall .350 .200 .100 .990 x 2.920 Press Fit Solid Dome 0.220 18.0 10.56 10.02 9.54 9.10 P2465F-060 0 .250 .220 I - .000 E 2.350 I - .000 E 653 U B 3840-96-307 VMS-75 40203CP-060 842981005182 P2465F-060
P2465F-070 3 Chev 454 4.320 4.000 6.135 1.645 5/64 5/64 3/16 D Wall .350 .200 .100 .990 x 2.920 Press Fit Solid Dome 0.220 18.0 10.60 10.06 9.57 9.14 P2465F-070 0 .250 .220 I - .000 E 2.350 I - .000 E 655 U C 3840-96-307 VMS-75 50722 842981005199 P2465F-070
P2600F-003 3 Chev LS1 3.902 3.622 6.098 1.340 1.5 1.5 3.0 D Wall .200 .155 .075 .945 x 3.000 Press Fit Flat Top 3.0 10.87 10.23 10.00 8.98 P2600F-003 0 .210 .150 I - .130 E 2.200 I - 1.800 E 376 T C 3857-00-452 2618 CR7984 315-0037-005 842981005274 P2600F-003
                                                                           
P2305F-STD 4 Ford 302 4.000 3.000 5.090 1.605 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Dish Top -0.068 12.2 8.67 8.39 8.14 7.82 P2305F-000 0 .282 516 S C 3829-99-407 VMS-75 40564CP 842981004949 P2305F-000
P2305F-030 4 Ford 302 4.030 3.000 5.090 1.605 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Dish Top -0.068 12.2 8.77 8.49 8.23 7.91 P2305F-030 0 .282 520 S B 3829-99-407 VMS-75 40564CP-030 842981004925 P2305F-030
P2305F-040 4 Ford 302 4.040 3.000 5.090 1.605 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Dish Top -0.068 12.2 8.80 8.52 8.26 7.94 P2305F-040 0 .282 523 S C 3829-99-407 VMS-75 40564CP-040 842981004932 P2305F-040
P2482F-STD 4 Ford 302 4.000 3.000 5.090 1.605 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Flat Top 4.0 9.54 9.20 8.88 8.50 P2482F-000 0 .350 545 R B 3829-99-407 VMS-75 40564CP 842981005236 P2482F-000
P2482F-030 4 Ford 302 4.030 3.000 5.090 1.605 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Flat Top 4.0 9.65 9.30 8.98 8.60 P2482F-030 0 .350 550 R A 3829-99-407 VMS-75 40564CP-030 842981005212 P2482F-030
P2482F-040 4 Ford 302 4.040 3.000 5.090 1.605 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Flat Top 4.0 9.68 9.34 9.02 8.63 P2482F-040 0 .350 552 R B 3829-99-407 VMS-75 40564CP-040 842981005229 P2482F-040
P3021F-030 4 Ford 302 4.030 3.000 5.155 1.540 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Flat Top 4.0 9.65 9.30 8.98 8.60 P3021F-030 0 .350 540 T C 3829-99-407 VMS-75 40564CP-030 842981005281 P3021F-030
P3021F-040 4 Ford 302 4.040 3.000 5.155 1.540 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Flat Top 4.0 9.68 9.34 9.02 8.63 P3021F-040 0 .350 542 T C 3829-99-407 VMS-75 40564CP-040 842981005298 P3021F-040
                                                                           
P2379F-020 5 Ford 351C 4.020 3.500 5.788 1.647 5/64 5/64 3/16 D Wall .400 .190 .100 .912 x 3.020 Press Fit Flat Top 3.0 11.18 10.40 9.93 9.14 P2379F-020 0 .450 582 T C 3829-97-407 VMS-75 40564CP-020 842981005007 P2379F-020
P2379F-030 5 Ford 351C 4.030 3.500 5.788 1.647 5/64 5/64 3/16 D Wall .400 .190 .100 .912 x 3.020 Press Fit Flat Top 3.0 11.23 10.44 9.97 9.17 P2379F-030 0 .450 586 T B 3829-97-407 VMS-75 40564CP-030 842981005014 P2379F-030
P2379F-040 5 Ford 351C 4.040 3.500 5.788 1.647 5/64 5/64 3/16 D Wall .400 .190 .100 .912 x 3.020 Press Fit Flat Top 3.0 11.27 10.48 10.01 9.21 P2379F-040 0 .450 594 T C 3829-97-407 VMS-75 40564CP-040 842981005021 P2379F-040
P2446F-030 5 Ford 351W 4.030 3.500 5.956 1.772 5/64 5/64 3/16 D Wall .400 .190 .100 .912 x 3.020 Press Fit Dish Top -0.110 15.9 9.66 9.37 9.09 8.75 P2446F-030 0 .340 571 S C 3829-99-507 VMS-75 40564CP-030 842981005137 P2446F-030
P2446F-040 5 Ford 351W 4.040 3.500 5.956 1.772 5/64 5/64 3/16 D Wall .400 .190 .100 .912 x 3.020 Press Fit Dish Top -0.110 15.9 9.70 9.40 9.13 8.78 P2446F-040 0 .340 581 S C 3829-99-507 VMS-75 40564CP-040 842981005144 P2446F-040
P2446F-060 5 Ford 351W 4.060 3.500 5.956 1.772 5/64 5/64 3/16 D Wall .400 .190 .100 .912 x 3.020 Press Fit Dish Top -0.110 15.9 9.78 9.48 9.20 8.85 P2446F-060 0 .340 591 S C 3829-99-507 VMS-75 40564CP-060 842981005151 P2446F-060
P2488F-STD 5 Ford 302 4.000 3.000 5.090 1.619 1.5 1.5 4.0 D Wall .260 .190 .090  .912 x 3.020 Press Fit Flat Top 4.0 9.54 9.20 8.88 8.50 P2488F-000 0 .350 536 S C 3829-99-407 VMS-75 CR6434 5 842981005267 P2488F-000
P2488F-030 5 Ford 302 4.030 3.000 5.090 1.619 1.5 1.5 4.0 D Wall .260 .190 .090  .912 x 3.020 Press Fit Flat Top 4.0 9.65 9.30 8.98 8.60 P2488F-030 0 .350 553 S B 3829-99-407 VMS-75 CR6434 30 CR6434 35 842981005243 P2488F-030
P2488F-040 5 Ford 302 4.040 3.000 5.090 1.619 1.5 1.5 4.0 D Wall .260 .190 .090  .912 x 3.020 Press Fit Flat Top 4.0 9.68 9.34 9.02 8.63 P2488F-040 0 .350 559 S C 3829-99-407 VMS-75 CR6434 40 CR6434 45 842981005250 P2488F-040
                                                                           
P2305F-STD 6 Ford 393W 4.000 3.850 5.956 1.605 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Dish Top -0.068 12.2 10.84 10.49 10.16 9.75 P2305F-000 .282 516 S C 3829-99-407 VMS-75 40564CP-STD 842981004949 P2305F-000
P2305F-030 6 Ford 393W 4.030 3.850 5.956 1.605 5/64 5/64 3/16 D Wall .250 .170 .090 .912 x 3.020 Press Fit Dish Top -0.068 12.2 10.97 10.61 10.28