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SFI-CERTIFIED FLEXPLATES
These SFI-certified, heavy duty flexplates are double-welded & Dichromate-plated! Part # Application Teeth O.D. EPWI Elite GM 871001 Various GM L6 & SBC 168 w/o wt. 14.13” 57.18 51.46 871002 75-78 400 CID 168 with wt. 14.13” 74.88 67.39 871003 70-90 454 168 with wt. 14.13” 69.88 62.89 871004 Various GM 6 & 8 cyls. 153 w/o wt. 12.85” 76.92 69.23 871006 Various GM 6 & 8 cyl. Engines 168 with w t. 14.13” 85.86 77.27 871010 Various GM 6 & 8 cyl. Engines 153 with wt. 12.85” 94.88 85.39 Ford 871009 68-76 Ford 302 & 351W * * With 10.5: torque converter bolt circle & 28.2 oz. balance weight 157 with wt. 13.30” 115.88 104.29 Note: See the Pioneer Flywheels / Flexplates catalog for specific application details.
Pioneer Automotive Industries LLC
FLYWHEELS & FLEXPLATES
1628300
PRW Automotive Racing Products
1045 Billet steel forgings & SFI certified CAD engineered & precision CNC-machined & balanced to strict tolerances The choice of 5 of 6 winning engine builders at the 2006 Engine Masters Challenge
SFI BILLET STEEL FLYWHEELS
Part #
Description
Wt.
Teeth
EPWI 173.88 213.88 173.88 213.88 212.88 209.88 211.88 218.88 218.88 210.98 201.08 210.98 213.88 216.88 216.88
1628300 1635080 1626500 1630581 1640071 1640081 1634680 1645481 1645482 1628981 1628980 1628982 1630281 1645570 1645580
SB Chevy - ‘55-85 265-454
21.4 lbs.
168 168 153 153 153 168 168 168 168 157 157 157 164 166 166
SB Chevy - '55-85 265-427(exc 400) SB Chevy - ‘55-85 C-Track spec. SB Chevy - ‘86-92 305-350 - ext. bal. SB Chevy - '70-85 383-400 ext. bal. SB Chevy '70-85 383-400 - ext. bal. LS Chevy '98-08 - int. bal. BB Chevy - '70-90 454 - ext. bal. BB Chevy - '90-00 454 - ext. bal. SB Ford - ‘64-69 260-289 SB Ford - ‘64-95 260-302 - zero bal.
32 lbs. 18 lbs. 29 lbs. 29 lbs. 33 lbs. 30 lbs 33 lbs. 31 lbs.
28 in-oz.
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SB Ford - ‘80-95 302 5.0L Ford '63-79, 289-302-351
50 in-oz 28 in-oz. 33 lbs. 34 lbs.
Pontiac- '64-85 326-455 - removable wt. & 2.75" or 2.5" choke ring - ext. bal.
Oldsmobile '68-85 260-455 - removable wt.
Built for racing - SFI 29.1 certified Feature double-welded ring gears
Designed to withstand the stress of high stall converters Manufactured to exceed OEM specs
High tensile strength chomoly steel - .035” thicker than stock flexplates
1830204
1845400
SFI CHROMOLY STEEL FLEXPLATES Part # Description Teeth EPWI 1832720 SB Chevy - early ‘57-85 (exc. 400) & 90° V6 high interia - int. bal. 153 78.88 1835002 SB Chevy - early ‘57-85 (exc. 400) & 454 & 90° V6 - int. bal. 153 52.88 1835004 SB Chevy - late '86-97, 90° V6, ext bal, 1 pc. seal 153 54.88 1835005 SB Chevy - later '86-97, int bal, 1 pc. seal 168 52.88 1835001 SB Chevy - early ‘57-85 (exc. 400) & 454 & 90° V6 - int. bal. 168 52.88 1835030 SB/BB Chevy - early ‘57-85 & 90° V6 - int. bal. -PQ 168 78.88 1835003 SB Chevy - late ‘86-97 350 - ext. bal. 168 54.88 1840000 Chevy - early ‘70-80 400 & 383 - ext. bal. 168 57.88 1845400 BB Chevy - early ‘70-90 454 - ext. bal. 168 57.88 1850231 BB Chevy - late '91-97 454 - ext. bal., 1 pc. seal -PQ 168 78.88 1834610 GM LS Series '97-up, int. bal. -PQ 168 91.88 1834620 GM LS Series int. bal. high interia quick-launch 168 91.88 1844010 SB/BB Chrysler w/10” or 11-1/8” converter & 6-bolt crank - int. bal. -PQ -- 48.88 1835910 Dodge Cummins 5.9L '88-up - int. bal. 152 146.88
SFI CHROMOLY STEEL FLEXPLATES Part # Description Teeth EPWI 1835921 Dodge Cummins 5.9L '88-up - int. bal. -PQ 152 348.88 1830201 SB Ford '63-82 289-351W - 28 oz bal. weight 164 56.88 1830204 SB Ford - ‘63-82 289-351W - 28 oz. bal. weight 157 56.88 1830211 SB Ford - ‘63-82 289-351W, 28 oz. - ext. bal. -PQ 164 78.88 1830213 SB Ford - 289-351W - for int. bal. Eagle crank -PQ 157 73.88 1830210 SB Ford - 289-351W - for int. bal. Eagle crank -PQ 164 78.88 1830202 SB Ford - ‘82-95 302, 50 oz. ext. bal. 164 55.28 1830205 SB Ford - ‘82-95 302, 50 oz. ext. bal. 157 56.88 1830212 SB Ford - ‘82-95 302, 50 oz. - ext. bal. -PQ 164 76.88 1828111 Ford 4.6L/5.4L/5.0L, 5.8L - 8 bolt -PQ 164 78.88 1846010 Ford 429-460 - ext. bal. -PQ 164 76.88 1846011 Ford 429-460 - int. bal. -PQ 164 78.88 1846003 Ford 429-460 - int. bal. 164 65.88 1845512 Oldsmobile '57-90 V8 (exc. 330 '64-67) -PQ 166 71.88 1845503 Pontiac 326-455 - neu. bal. -PQ 166 78.88 PQ - Performance Quotient Xtreme Duty All PRW Products qualify for your Elite discount!
PRW Gold Series and Platinum Series flexplates raise the bar in the high performance industry with top quality, setting new standards. TRW Gold Series Flexplates are engineered to handle extreme duty applications and designed to take the punishment of todays high horsepower engines. The 4mm thick centerplate provides a solid foundation for these new designs. Ring gears are precision welded to meet SFI specifications, utilizing robotic machinery and cold- welding process. PRW flexplates are engineered for excellence and are rigorously inspected throughout the manufacturing cycle. Direct bolt on component Forged one-piece steel ring gears Constructed from cold-rolled chromoly steel Long lasting gold irradiate or platinum finish that helps prevent rust
1834610
28 • EPWI WINTER 2020-2021
See EPWI Line Card for Elite Customer Program details. Not responsible for pricing errors or omissions.
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