Winged Warriors/National B-Body Owners Association
1968 Belvedere, GTX and RoadRunner

By Sue George
PRODUCTION
GTXROADRUNNER
2-Door Hardtop 8cylinder17,4262-Door Coupe 8 cylinder29,240
Convertible 8 cylinder1,0262-Door Hardtop 8 cylinder15,358
Total18,272Total44,598





SERIAL NUMBERS
RS21L8A100001
R -- Plymouth Belvedere
S -- Price Class (S-special GTX; M-medium RoadRunner
21 -- Body Type (21-2 door coupe; 23-2 door hardtop; 27-convertible)
L -- Engine Code
8 -- Last Digit Of Model Year 1968
A -- Assembly Plant Code (A-Lynch Road; E-Los Angeles; G-St Louis)
100001 -- Consecutive Sequence Number
(Serial number is located on plate attached to left side of dash, visible through the windshield)





ENGINE CODESHEAD CASTING NUMBERS
H -- 383 ci 4bbl V-8, 335 hp383 ci -- 2843906
J -- 426 ci 2X4bbl V-8, 425 hp426 ci -- 2780559
L -- 440 ci 4bbl V-8, 375 hp440 ci -- 2843906





CARBURETORSDISTRIBUTORS
383 ci 4bbl -- Carter AVS 4426S/manual; AVS 4401S/ automatic; AVS 46358/automatic with A/C 383 ci -- #2875356 with manual transmission #2875358 with automatic transmission
426 ci 2X4bbl -- Carter AFB 4430S/front; AFB 4431S/ rear manual; AFB 4432S/ rear automatic 426 ci -- #2875140 IBS-4014A
440 ci 4bbl -- Carter AVS 4428S/manual; AVS 4429S/ automatic; AVS 4637S/automatic with A/C 440 ci -- #2875102 IBS-4014 with manual transmission #2875209 with automatic transmission





OPTION ORDER CODES AND RETAIL PRICES
ROADRUNNER V-8
RM21 2-door coupe$2,896.00
RM23 2-door hardtop3,034.00
GTX V-8
RS233,355.00
RS273,590.00

73426 ci engine (RoadRunner)714.30
73426 ci engine (GTX)604.75
292Two-tone paint22.65
304Vinyl roof81.60
306Vinyl roof81.60
307Vinyl roof81.60
351Basic group (NA with 426ci)192.30
355Light package26.45
358High-performance axle (with 383ci only; NA with 359)87.50
359Trailer towing package (without 411)24.50
359Trailer towing package (with 411)14.35
360RoadRunner decor group79.20
395TorqueFlite (with RoadRunner)38.95
408Sure-Grip differential42.35
408Sure-Grip differential (with HD performance axle)138.90
411Air conditioning (NA with 426ci GTX)342.85
418Rear window defogger (NA convertible)21.30
420Solid state AM radio with stereo tape player196.25
421Solid state AM radio61.55
426Rear seat speaker (NA convertible)14.05
451Power brakes41.75
456Power steering94.85
458Power windows (GTX)100.25
473Automatic speed control (NA 426ci; 451 required)52.50
479Front disc brakes (451 required)72.95
481Front bumper guards14.55
482Rear bumper guards15.55
483Front and rear bumper guards31.10
484Clock (NA with tachometer)16.05
485Center seat cushion and folding armrest (GTX)52.85
486Console (GTX)52.85
508Performance hood paint treatment17.55
521Tinted glass--all windows39.50
522Tinted glass--windshield only22.35
529Custom sill moulding20.45
531Left head restraints21.95
532Right head restraints21.95
533Left and right head restraints43.90
536Remote outside left mirror9.40
537Manual outside right mirror6.65
540Belt molding (standard with vinyl roof)13.20
547Center pillar molding (2-door coupe RoadRunner)4.10
551Foam front seat cushion (with bench seat)8.30
565Armrest with ashtrays (RoadRunner coupe)8.10
566Two rear shoulder belts (NA convertible)26.45
568Two front shoulder belts (convertible)26.45
571Full horn ring steering wheel (RoadRunner coupe)14.90
571Full horn ring steering wheel (all others)9.35
573Sport simulated wood grain steering wheel (coupe)31.20
573Sport simulated wood grain steering wheel (all others)25.95
577Tachometer (8 cylinder only, NA with clock)48.70
579Undercoating with under hood pad16.10
580Styled road wheels, 14 inch (NA with 426 ci)97.30
581Deluxe wheel covers, 14 inch21.30
581Deluxe wheel covers, 15 inch (with 426 ci)24.60
582Sport wheel covers (NA with 426ci)36.25
5833-speed windshield wipers5.20
59146 Amp alternator11.00
62670 Amp battery (standard with 426 ci)8.10
708Special buffed paint21.95
Accent stripes14.70
Paint-sport stripe20.40





TIRES
(Replaces F70X14 Red Streak tires)
46F70X14 White Streak tiresNC





EXTERIOR COLOR CODES
AA1Silver MetallicMM1Medium Bronze Metallic
BB1BlackPP1Red
CC1Medium Blue MetallicQQ1Bright Blue Metallic
DD1Pale Blue MetallicRR1Maroon Metallic
EE1Dark Blue MetallicSS1Yellow
FF1Light Green MetallicTT1Medium Green Metallic
GG1Dark Green MetallicUU1Light Blue Metallic
HH1Light GoldWW1White
JJ1Medium Gold MetallicXX1Beige
LL1Light TurquoiseYY1Medium Tan Metallic





INTERIOR TRIM CODES
COLORGTX VINYL BUCKET SEATSROADRUNNER COUPE VINYL BENCH SEATS ROADRUNNER HARDTOP VINYL BENCH SEATS
BlueS6BD4BH4B
Parchment----D4L-----
Silver/Black----D4S-----
White/BlueS6C-----H4C
White/GreenS6D-----H4D
GreenS6F-----H4F
Gold/Black*S6N-----H4N
RedS6R-----H4R
White/RedS6V-----H4V
BlackS6X-----H4X
* Two-door hardtop only





VINYL ROOF COLOR CODESCONVERTIBLE TOP COLOR CODES
304Green300Green
306Black301Black
307White302White





BODY ACCENT STRIPE CODES
COLORGTXROADRUNNER
White31331W
Black31131B
Red31231H
Blue31531C
Green31631P

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© 1997-2004 Winged Warriors/National B-Body Owners Association. All rights reserved.