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PISTONS & RINGS
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Speed Pro
* Priced each, sold in sets
POWERFORGED PISTONS The Greatest Value In Performance Pistons!
POPULAR HYPEREUTECTIC PISTONS Application Part# Note Bore EPWI* Elite* CHEVY/GM 4cyl., no valve relief H547CP 4.000 18.48 16.63 SB flat, 4 valve reliefs H534CP 3.740 17.88 16.09 SB .125 dome H618CP + 4.000 27.48 24.73 SB flat, 2 valve reliefs H631CP + 4.000 28.88 25.99 SB flat, 2 valve reliefs H660CP + 4.000 24.88 22.39 SB .110" dish, 2 reliefs H859CP 4.000 22.98 20.68 SB flat, 2 valve reliefs H860CP 4.000 22.88 20.59 SB flat, 4 valve reliefs H400CP 4.130 25.48 22.93 SB flat, 4 valve reliefs H616CP + 4.130 28.88 25.99 SB Gen I, dish H615CP 4.125 22.48 20.23 SB Gen I & II, dome H617CP 4.000 31.88 28.69 SB Gen I & II, flat H669DCP 4.000 25.88 23.29 BB .100" dome, 1 relief H426CP + 4.250 30.88 27.79 BB flat, 2 Valve Reliefs H625CP 4.250 36.88 33.19 BB .230" dome H693CP + 4.250 27.78 25.00 FORD SB flat, 4 valve reliefs H336CP + 4.00 18.48 16.63 351C flat, 2 reliefs H555CP 4.00 29.88 26.89 BB flat, 2 reliefs H535CP 4.36 35.88 32.29 121 2.0L SOHC H848CP 3.339 29.88 26.89 CHRYSLER 360 flat, 2 valve reliefs H116CP 37.88 34.09 Pistons with the " CP " suffix include the DUROSHIELD® friction-reducing coating. These pistons work perfectly with normal ring gaps. LIGHTWEIGHT POWERFORGED PISTONS • Dramatically Lighter • 1/16”-1/16”-3/16” Grooves • Tapered Pins Part# Use Dome Shape EPWI* Elite Chevy 350-Based Engines LW2256F Street Flat; 4 reliefs 48.88 43.99 SB Chevy Gen L2403NF Dish; 4 reliefs 41.58 37.42 BB Chevy Mark IV L2268NF Dome; 1 relief 61.68 55.51 L2383F Dome; 1 relief 62.88 56.59 Ford 429, 460 LW2602NF BB Flat; 1 relief 64.88 58.39 Call for availability of sizes & other part numbers. * Priced each, sold in sets + Piston Pin Clips included
• Aerospace quality VMS-75 Alloy • DurOShield ® Skirt Coating • Tighter Tolerances
• Unmatched Machining Accuracy • Weight-Matched Sets • Microfinished Ring Grooves
Application
Part#
Bore
EPWI*
Elite*
CHEVY/GM SB flat, 4 valve reliefs SB flat, 4 valve reliefs vSB .100 dome SB .240 dome
L2165F
4.000
38.88 34.99 60.88 54.79 38.68 34.81 40.88 36.79 47.88 43.09 45.88 41.29 50.48 45.43 49.88 44.89 54.88 49.39 44.88 40.39 59.88 53.89 62.88 56.59 59.88 53.89 62.88 56.59 60.88 54.79 48.08 43.27 47.88 43.09 42.88 38.59 48.48 43.63 40.88 36.79 39.88 35.89 36.88 33.19 43.88 39.49 57.88 52.09
L2252YF 4.000
L2256F
4.000
L2304AF 4.000 L2166AF L 4.000 L2240NF 4.094 L2242NF 4.124
SB .125 dome, 2 valve reliefs
BB .182 dome BB .335 dome SB .083 dish
L2352F
4.125
L2491NF 4.000
SB Flat, 2 valve reliefs,
3-3/4 stroker w/400 crank & 350 rods (5.7” long) BB .140 dome
L2300NF 4.250
L2377F L2465F L2349F
BB flat, 1 valve relief BB .270 dome BB .265 dome BB .095 dome BB “D” shaped cup CHRYSLER BB Flat BB Flat 4 Reliefs SB Flat, 4 valve reliefs SB Flat, 4 reliefs CLE Flat, 2 valve reliefs BB Flat, 4 reliefs BB .083 dish, 4 reliefs 429/460 .180 dish OLDSMOBILE V-8, .142 Dish PONTIAC BB Flat, 4 valve reliefs V-8, Flat 4 Reliefs BB Flat FORD SB .110 Dish 429/460 Flat
4.250 4.250 4.250
L2399AF 4.250 L2453AF 4.251
L2315NF 4.280
L2355F L2266F L2446F L2482F L2488F L2379F L2291F L2366F L2404F
4.320 4.320 4.000 4.000 4.000 4.000 4.050 4.360 4.360
L2303NF 4.130
58.88
52.99
48.88 43.99
L2323F
4.125
42.88 38.59
L2262F
4.120
49.48 44.53
L2359NF 4.151
40.88
36.79
Check the Speed Pro Performance catalog for specific applications & specifications.
HIGH PERFORMANCE PISTON RINGS
Part#
Sizes Available
Bore Dia.
Groove Widths
Tension
EPWI
Elite
Plasma Moly Facing - File Fit Ring Sets R5879 .005, .035, .065
4.125 4.320 4.320 4.000 4.000 4.250 4.125 4.000 4.250 4.250 4.000 4.320 4.125 4.500 4.500 4.000 4.125 4.250 4.500 4.030 4.125 4.000 4.000 4.250 4.250 4.000 4.125
5/64 - 5/64 - 3/16 5/64, 5/64, 3/16 1/16 - 1/16 - 3/16 1/16 - 1/16 - 1/8 5/64 - 5/64 - 3/16 1/16 - 1/16 - 3/16 1/16 - 1/16 - 3/16 1/16 - 1/16 - 3/16 5/64 - 5/64 - 3/16 1/16 - 1/16 - 3/16 1/16 - 1/16 - 3/16 1/16, 1/16, 3/16 1/16 - 1/16 - 3/16 1/16, 1/16, 3/16 1/16, 1/16, 3/16 1/16, 1/16, 3/16 1/16, 1/16, 3/16 1/16, 1/16, 3/16 1/16, 1/16, 3/16 .043, .043, 3.0mm .043, .043, 3.0mm 1/16, 1/16, 3/16 1/16 - 1/16 - 3/16 5/64 - 5/64 - 3/16 1/16 - 1/16 - 3/16 5/64 - 5/64 - 3/16 1/16 - 1/16 - 1/8 1/16 - 1/16 - 3/16
STD STD LOW STD STD LOW LOW LOW STD STD STD STD STD STD STD STD STD STD STD LOW LOW STD STD STD STD STD STD STD
127.68 127.68 127.68 127.68 127.68 127.68 127.68 114.38 127.68 119.88 119.88 127.68 127.68 148.88 139.48 133.28 155.48 155.48 166.58 159.88 169.88 81.88 102.88 109.88 108.88 117.68 118.88 117.68
114.91 114.91 114.91 114.91 114.91 114.91 114.91 102.94 114.91 107.89 107.89 114.91 114.91 133.99 125.53 119.95 139.93 139.93 149.92 143.89 152.89 73.69 92.59 98.89 97.99 105.91 106.99 105.91
R9224 R9278 R9342 R9343 R9344 R9346 R9401 R9590 R9745 R9771 R9798 R10248 R10451 R10595 R19100 R19101 R19102 R19107 R20100 R20109 R9902 R9903 R9904 R9905 R9968 R10375
.005, .035, .065 .005, .035, .065
.005, .025, .035, .045, .065 .005, .025, .035, .045, .065 .005, .025, .035, .045, .065 .005, .025, .035, .045, .065 .005, .035, .065
.005, .035, .065 .005, .035, .065
.005, .025, .035, .045, .065
.005, .035, .065
.005, .025, .035, .045, .065
.005, .035
.060
.005, .035, .045, .065 .005, .035, .045, .065
.035, .065
.005, .035, .065 .035, .045, .065
.005, .035, .045, .065, .080, .100
Plasma Moly Facing - Standard Gap Ring Sets R8902 STD, .030, .040, .060 4.000
STD, .030, .060 STD, .030, .060 STD, .030, .060 STD, .030, .060 STD, .030, .060 STD, .030, .040
Cast Faced - Standard Gap Ring Sets R6902 STD, 30,40, 60
4.000
1/16, 1/16, 3/16
STD
61.88
55.69
EPWI WINTER 2020-2021 • 121
Prices shown are for the continental USA. Prices in Alaska & Hawaii may vary
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