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T: (800) 992-7007

P: (530) 886-0771

Keeping classic Minis on the road since 1974

(800) 992-7007 | (530) 886-0771

Products 1-35 of 35
4-Bolt Center Main Cap With Thrust 1300
Price: $250.00
Item #: FOR042-CENTER -

    This steel 4-bolt center main cap is the best way to counteract the flexing of the Mini's 3-main bearing crank, and is considered a must for race application. Fits all 1300 A+ or Austin America blocks.

    ARP Main Cap Bolt, x-long, use with strap
    Price: $8.95
    Item #: SEN0147L -

      Aerospace quality ARP main cap bolt, extra length, for use with center main cap reinforcing strap. For 1300 and A+ blocks. Sold each.

      ARP Main Cap Nut, 7/16", 12 point
      Retail: $5.95
      Sale: $5.24
      Item #: N71620 -

        ARP heavy-duty main cap stud nut. Flanged 12-point design for maximum clamping force.

        ARP Main Cap Stud Set, 1300 Block
        Price: $139.95
        Item #: SEN0125 -

          This set of main cap studs and nuts is for both pre-A+ and A+ series 1300 block, which have no removable tappet covers. These studs are stronger than the original bolts by a large factor,

          ARP Main Cap Stud Set, 850-1098cc
          Retail: $129.95
          Sale: $114.36
          Item #: SEN0119 -

            A-series 850-1098cc main stud kit (for 1.750" mains only).

            ARP Main Cap Stud Set, Cooper S Block
            Price: $139.95
            Item #: SEN0146 -

              This set of main cap studs and nuts is stronger than the original factory studs by a large margin. The set includes studs, nuts, parallel ground washers, lube and fitting instructions.

              Billet Crankshaft, 1071 Cooper S (FOR150)
              Price: $3,595.00
              Item #: FOR150 -

                Billet EN40B steel crankshaft made in the UK, to fit an original 1071 Cooper S Block.

                Bolt, Front Pulley, Pre-A+
                Retail: $25.00
                Sale: $22.00
                Item #: AEA0312 -

                  Pre-A+ front pulley bolt as used on early cars with stamped pulley or 2 piece Cooper S pulley. See TAM2019 for A+.

                  Crank Damper, Cooper S Replacement
                  Price: $162.95
                  Item #: FOR133 -

                    Dynamic crankshaft damper ring to fit Cooper S pulley. The center boss is machined from lightweight aluminum alloy with lightening holes. The damper ring is machined from high grade steel

                    Crank Pulley Bolt and Washer Kit, Uprated (C-AHT147) classic mini cooper s front pully bolt, Crank Pulley Bolt and Washer Kit, Uprated (C-AHT147)
                    Retail: $22.95
                    Sale: $20.20
                    Item #: C-AHT147 -

                      The stock component is often inadequate due to insufficient thread length and failure from years of use. This socket head cap screw is made in a very heavy-duty material and

                      Crank Pulley Locktab, Cooper S (C-AHT0146) c-aht146 12a367 12a0367 aeg454 aeg0454, Crank Pulley Locktab, Cooper S (C-AHT0146)
                      Retail: $13.95
                      Sale: $12.28
                      Item #: C-AHT0146 -

                        Large locktab for front pulley retaining bolt when used with Cooper S 2-piece pulley/damper assembly.

                        Crank Pulley, Cooper S
                        Price: $101.95
                        Item #: AEG0454 -

                          Original steel v-belt crankshaft pulley as fitted to Cooper S models with 2-piece front pulley assembly. See 12A0367 for the matching damper ring that must be used with this pulley.

                          Crank Vibration Damper
                          Price: $495.00
                          Item #: FOR098 -

                            Competition-quality crankshaft damper, made itn the USA by BHJ. Used by race teams in the U.S. and Europe; conventional in design, but contains BHJ's proprietary damping material inside.

                            Crank Vibration Damper Ring, Cooper S
                            Price: $129.95
                            Item #: 12A0367 -

                              The 2-piece Cooper S front pulley assembly used this steel/rubber outer ring to reduce vibration. It can be bolted to the original AEG0454 steel v-belt pulley or the toothed

                              Crankshaft woodruff key
                              Price: $12.95
                              Item #: 6K0836 -

                                This key must fit perfectly and should be replaced if it shows any mushrooming or looseness. If it does not fit fully into the crank recess, the pulley or gear

                                Crankshaft, 1275 A+, includes bearings
                                Price: $595.00
                                Item #: CAM6232 -

                                  Brand new, forged A+ 1275 crankshaft. The A+ crank has fillet-radius journals, 1.75" rod journals, and bolts directly into Mini 1300, Austin America, Mini A+ or Metro engine block.

                                  1275 Inline Crankshaft, Reground, Nitrided
                                  Retail: $595.99
                                  Sale: $524.47
                                  Item #: SEVR0024 -

                                    Crankshaft for 1275cc MG Midget/AH Sprite. Turned 020/020 and nitrided by Sammy Hale. Casting no. 12g1321, EN16 steel.

                                    Crankshaft, 1275/Cooper S, Used
                                    Price: $1,995.00
                                    Item #: AEG315 -

                                      Austin or Morris 1275 Cooper S crankshaft, casting number AEG316; forged from EN40B, nitrided. Used.

                                      Crankshaft, EN40B, for 1300 Block w/ Cooper S Rods
                                      Price: $3,395.00
                                      Item #: C-STR932 -

                                        Forged EN40B crankshaft to fit 1300 or A+ block, but with rod journal size to fit Cooper S rods. Main bearing width is 1.211 with 1.625 rod journal. Crank has ben redesigned to benefit from latest technology...

                                        Dowel, Main Cap, 1300
                                        Retail: $8.95
                                        Sale: $7.88
                                        Item #: 12G1268 -

                                          Special round dowel that fits in the main bearing caps to locate correctly and ensure bolt goes through a casing where the surfaces meet.

                                          Flywheel Bolt Kit, Moly Steel, Rolled Threads
                                          Price: $62.95
                                          Item #: FOR088 -

                                            Billet flywheel bolt and lock key in high grade 4340 Moly steel, heat treated, with rolled threads for race applications. There is a nice radius under the bolt head,

                                            KAD Flywheel Bolt, pre-Verto
                                            Price: $29.95
                                            Item #: KAD1011235 -

                                              KAD-made improved flywheel bolt for high-performance applications. For pre-Verto installations.

                                              KAD Viscous Damper with Ignition Trigger Kit
                                              Price: $699.00
                                              Item #: KAD1019191-36KIT -

                                                The KAD viscous crankshaft vibration damper uses silicon fluid inside a specially machined and balanced casing. The 6.5 pound viscous damper works over a wide rev range

                                                Locktab, crank pulley bolt
                                                Price: $1.59
                                                Item #: 12A0398 -

                                                  Metal lock tab for use with crank pulley bolt when one-piece pulley is fitted.? Bend the side over to lock into the recess of the pulley. For?two-piece Cooper S pulley

                                                  Main Cap Bolt Kit, 1300 & A+, ARP
                                                  Retail: $69.95
                                                  Sale: $61.56
                                                  Item #: SEN0147 -

                                                    There is no need to risk a failure to your otherwise bulletproof bottom end by re-using the stock 1275 main cap bolts. This set of six high-strength bolts made by

                                                    Main Cap Bolt, 1300 & A+, ARP
                                                    Retail: $12.95
                                                    Sale: $11.40
                                                    Item #: SEN0147-1 -

                                                      High-strength main cap bolt for A-Series or A+ 1300 engine, made by ARP.

                                                      Main Cap Bolt, 1300, Rover
                                                      Retail: $6.95
                                                      Sale: $6.12
                                                      Item #: 12G1398 -

                                                        Bolt for retaining the main bearing cap on early 1275 engines and later Mini Cooper 1300cc engines.

                                                        Main Cap Bolt, 850 / 998 / 1100
                                                        Retail: $10.95
                                                        Sale: $5.00
                                                        Item #: 12A1910 -

                                                          Main cap bolt for 1098cc engines. The bolts for the main caps should be checked and/or replaced whenever they are removed. 7/16" UNF, 2.5"long

                                                          Main Cap Bolt, Small Bore, ARP
                                                          Retail: $9.95
                                                          Sale: $8.76
                                                          Item #: SEN0148-1 -

                                                            High-strength main cap bolt for all “small bore” BMC A-Series engines. This includes 850, 948, 997, 998 and 1098 engines.

                                                            Shim, crank gear (6K0628) crank shim timing, Shim, crank gear (6K0628)
                                                            Price: $1.60
                                                            Item #: 6K0628 -

                                                              The only means of aligning the timing gears is by using these small shims behind the crank gear. Sold each.

                                                              Steel Center Main Cap, Cooper S, 4-bolt
                                                              Price: $195.00
                                                              Item #: SEN0050 -

                                                                Steel four-bolt center main cap for Cooper S blocks. Accepts original studs, with provisions to add additional 3/8" diameter bolts.

                                                                Steel Main Cap Set with 4-Bolt Center Main
                                                                Price: $595.00
                                                                Item #: FOR042-SET -

                                                                  Custom-machined set of steel main caps, featuring a 4-bolt center main. A must for high-revving race engines! We've been racing on our design of steel caps for over 20 years

                                                                  Steel V-Belt Pulley, Cooper S Replacement
                                                                  Retail: $154.95
                                                                  Sale: $136.36
                                                                  Item #: FOR132 -

                                                                    New lightweight Cooper S-type crankshaft inner pulley, machined from a higher material specification than the standard pulley.

                                                                    Vibration Damper, rebuilt
                                                                    Price: $179.95
                                                                    Item #: CAM4929-REB -

                                                                      Seven has stock to ship today. If you have a stock motor with this type of vibration damper, a rebuilt front pulley will often do the trick. Single v-belt pulley

                                                                      Washer, Heavy Duty,  Front Pulley Bolt
                                                                      Price: $4.95
                                                                      Item #: FOR029 -

                                                                        We have selected this heavy-duty washer to use under the front pulley bolt, to reduce the tendency of that bolt to work loose.