Throwback Custom Engine Parts

throwback1throwback2In the tradition of the way custom parts were designed and fabricated several decades ago, the Santa Clara little shop of Throwback MC Parts is producing these excellent looking Finned Rocker Boxes for Shovelheads and Finned Bird Blocker Cover for S&S E or G carburetors.

The rocker boxes feature distinctive fins all over and accept all stock internals for a straightforward installation. In addition to looks, finning improve heat dissipation for cooler running cylinder heads. For Shovelhead 1966-1984. Polished cast aluminum. Set is $1125.

The finned Bird Blocker will prevent bugs and pebbles from visiting your engine. 100% cast with tumble finish. Sold with stainless steel 1/4-20 mounting bolts. For S&S E or G carburetors. $90.00.

Made in the USA. Throwback parts are always made in small batches, so you may have to wait a couple of weeks for the next available one. Throwback MC Parts or in Europe through distributor W & W Cycles AG.

Zipper's

8 Responses to “Throwback Custom Engine Parts”


  1. 1 Shifter Dec 13th, 2013 at 10:16 am

    Very cool parts.

  2. 2 Bryan Dec 13th, 2013 at 10:20 am

    Polishing cast rocker boxes can create leaks. So, be careful.

  3. 3 Fluid Floyd Cantrell Dec 13th, 2013 at 11:32 am

    I would have preferred the fins running front to rear like the aftermarket pan covers of the day. Still nice work. I would have to think hard on $1125.00 a set.

    Cantrell

  4. 4 chopmonster66 Dec 13th, 2013 at 11:51 am

    Nice parts , Great look , will get a set for the next shovel build . Glad to see parts made in the U S A !!!! Keep up the nice work….

  5. 5 Dave Blevins Dec 13th, 2013 at 8:08 pm

    These are great looking. Kudos to the guys making them, very nice job.

  6. 6 Matt Olsen Dec 13th, 2013 at 9:01 pm

    These look even better in person. Good Job Throwback mc parts

  7. 7 thomas Dec 14th, 2013 at 8:33 am

    Neeto ,,,,,

  8. 8 Dale Dec 15th, 2013 at 10:04 pm

    These are great. They are going on my list for my next project.

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