Page 218 - 2020-2021 Racecar Engineering Drag Racing Parts and Accessories Catalog

2020 DRAG RACING

Magnum Double-Roller Timing Chain Sets Hi-Tech Belt Drive Systems
Sets include heat-treated, true double-roller chains, induction-hardened cast Engineered to absorb crankshaft harmonics while requiring less power to operate
iron cam gears, and billet steel three-keyway crank sprockets. than conventional belt drives. Each application features a belt idler to reduce belt
Part No. Description “flap”, a unique cam thrust adjustment system, and a Goodyear drive belt.
COM2100 SB Chevy 265-400, 1955-91 Part No. Description
COM2136 SB Chevy 305-350, OEM Roller Cam, 1987-90 COM6500 SB Chevy
COM2110 BB Chevy 396-454, 1965-91 COM6200 BB Chevy, Std. Cam Location
COM2103 SB Chrysler 273-360, 1956-88 Replacement Components
COM2104 BB Chrysler 383-440, Single Bolt, 1956-79 COM6200CRS-1 Lower Crank Seal, For COM6200 Or COM6300
COM2109 BB Chrysler 383-440, Three Bolt, 1960-73 COM6200CS-1 Upper Cam Seal, For COM6200 Or COM6300
COM2120 1 SB Ford 255-302, 1965-88 COM6200TB2 Timing Belt, 81-Tooth For COM6200
COM2135 2 SB Ford 351W, 1969-84
COM2138 2 SB Ford 302-351W, 1984-92
COM2121 Ford 351C, 351M-400, 1970-82 SB Chevy Steel Timing Cover
COM2108 BB Ford “FE” 352-428, 1964-74 With Thrust Plate
COM2110 BB Ford 429-460, 1968-71 COM208
COM2112 Pontiac 326-455, 1955-81
COM2113 Oldsmobile 260-455, 1965-83 Timing cover incorporates a welded thrust plate tab that is
1: Requires 1-Pc. fuel pump eccentric. 2: Accommodates 2-Pc. fuel pump eccentric. engineered for use with a cam button, allowing end play adjust-
ment without the need for additional modifications. Black powder coated
Hi-Tech Timing Chain Sets cover is sold complete with gaskets, front seal, and required fasteners.
Dynamically balanced timing sets are engineered for racing ap pli ca tions,
with seamless double roller chains, oversize seam less rollers, and triple Fuel Pump Push Rods
index crank gears. Required when a roller cam has been installed. Fits small and big block Chevy.
Part No. Description Part No. Description
COM3100 SBC 265-400, 1955-91 Exc. Factory Roller Cam COM4607 Lightweight With Bronze Tip For Roller Cams
COM7100 SBC 265-400, Billet Set With Thrust Bearing And 9 Keyways COM4609 Steel Rod With Roller Tip, Exc. BB Chevy
COM3100KT* SBC V8 265-400 With Thrust Bearing COM4616 Lightweight With Steel Tip For Cast Iron Cam
COM3158KT GM Gen. III LS2 Adjustable COM4620 Rocket Block With Bronze Tip For Roller Cams
COM3110 BBC 396-454,1965-96 COM4646 BB Chrysler 426 Hemi With Bronze Tip For Roller Cam
COM3149KT* BBC 454 Gen. VI Adj. Timing Chain Set
COM3125 Chrysler V8, 426 Hemi, 383-440, 3-bolt gear, 1960-73 Melonized Distributor Gears
COM3104 BB Chrysler “B”/“RB” 383-440, 1956-79 1-Bolt Gear
COM3120 † SB Ford V8, 255, 289, 302, Boss 302, 1965-88 Melonized distributor gears provide universal compatibility with cast iron,
COM3138 SB Ford, 302-351W, 1984-92 ductile iron or steel camshafts, while eliminating the wear concerns
COM3108 BB Ford 352-428 “FE”, 1964-74
COM3113 Oldsmobile V8, 260-455, 1965-83 COM3158KT associated with bronze gears. High-strength gears NEW!
COM3112 Pontiac V8, 326-455, 1955-82 help deliver superior timing accuracy.
*Includes special cam timing system thrust bearing and matched machined steel gears, cam Part No. Description
button recommended. COM410M SB And BB Chevy, .500" MSD Distributor
†Can be used on late model engines but requires 1-piece fuel pump eccentric. COM412M SB And BB Chevy, .491"

Keyway Adjustable Billet Timing Sets Bronze Distributor Gears
Precision timing sets incorporate-induction hardened, precision-machined A necessity when using a roller camshaft. Gears are high strength, made
billet steel gears, heat-treated double roller chain and 9-keyway crank from Ampco-45 extruded aluminum bronze to resist wear.
sprocket. Each set includes Torrington roller thrust bearing. Part No. Description
Part No. Description COM410 SB And BB Chevy, .500" MSD Distributor
COM7100 Small Block Chevy 265-400 COM412 SB And BB Chevy, .491"
COM7103 Small Block Chrysler 273-360, Single-Bolt COM420 Chrysler “A” 273-360
COM7110 Big Block Chevy 396-454 COM424 Chrysler “B” 350-440 And 426 Hemi, .484"
COM7112 Pontiac 326-455 COM431 Ford 260-302, Boss 302-351W, .467"

COM7114 Chrysler/Dodge 5.7/6.1L Gen. III Hemi, ’05-08 COM432 Ford 351C, 351M-400, 429-460, “FE” 352-428
COM7125 Big Block Chrysler 383-440, Three-Bolt Gear, 1960-73 COM438 SB Ford 260-302, 351W, .500" NEW!
COM7138 Small Block Ford 289-351W, 1965-88 COM451 Pontiac, .491"
Ultimate Adjustable Double Roller Carbon Ultra-Poly Composite Distributor Gears
Timing Chain Set For SB Chevy Hi-Tech distributor gears are Carbon Ultra-Poly, a super tough material which
COM8100 solves many of the wear issues associated with bronze gears in racing applica-
Premium timing set eases camshaft timing NEW! tions. Gears have undergone extensive on-track testing with positive results.
adjustments, eliminating the need for offset bushings. Billet Part No. Description
steel gear set, complete with seamless roller chain, allows up COM12140 Chevrolet V8, All With .500" Dia. Shaft
COM12200
Chevrolet V8, All With .491" Dia. Shaft
to 6 degrees of advance or retard adjustment. Fits all small COM35100 Ford V8, All With .530" Dia. Shaft
block Chevy, 1955-91, non-roller cam engines. COM35200 Ford V8, All With .467" Dia. Shaft
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