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This part is listed to suit:
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Fitment listings are a guide. For a guaranteed match, send us your rego or VIN and our team will confirm the exact part before you pay.
Fluidampr (P/N 650231) Ford 302/351
$1,087.00
Available to order — special-order item, usually ships in about 2 weeks. Order now to reserve yours.
Fitment: Internal balance. Replaces 28oz. external balance in custom builds. 4 bolt standard Ford pulley bolt pattern. Pulley space #717656 may be required on some 1975-later engines.
Available on back-order
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Willys Workshop · Oxley & Warana, QLD
Easy returns within 14 days
12 Month Warranty
Tuning & Fitment Available
Fast AU-Wide Shipping
Easy returns within 14 days
12 month warranty
Description
Fitment: Internal balance. Replaces 28oz. external balance in custom builds. 4 bolt standard Ford pulley bolt pattern. Pulley space #717656 may be required on some 1975-later engines. Custom pulleys may be required on 1969 & earlier engines.
| PART # | 650231 |
|---|---|
| Fitment | Ford 302/351. Internal balance. Replaces 28oz. external balance in custom builds. 4 bolt standard Ford pulley bolt pattern. Pulley space #717656 may be required on some 1975-later engines. Custom pulleys may be required on 1969 & earlier engines. |
| Bore Diameter | 1.3745″ |
| Degree Marking Range | 2 degree increments, 50 BTDC to 10 ATDC |
| Degree Markings | Engraved |
| Engine Balance | Internal |
| Finish | Black Zinc |
| Keyway | Single; (3/16″) |
| Length | 3.500″ |
| Material | Steel |
| Mounting Hardware Included | No |
| Outside Diameter | 6-5/8″ |
| Pulley Bolt Pattern | 4 bolt standard Ford pulley pattern. Pulley spacer (Fluidampr #717656) may be required on some 1975-later engines. Custom pulleys may be required on some 1969-earlier engines. |
| Safety Rating | SFI 18.1 |
| Weight / Rotating Weight | 11.1 lbs / 7.4 lbs |
Shipped Australia-Wide
- Dispatched from within Australia with tracking.
- Same-day dispatch on in-stock orders placed before 11am AEST, Monday–Friday.
- Shipping is calculated at checkout based on size, weight and your delivery address.
- Estimated delivery 2–7 business days depending on your location.
Freight question? Call us on (07) 5619 7869.
PART # 650231 Fitment Ford 302/351. Internal balance. Replaces 28oz. external balance in custom builds. 4 bolt standard Ford pulley bolt pattern. Pulley space #717656 may be required on some 1975-later engines. Custom pulleys may be required on 1969 & earlier engines.
Additional information
| Weight | 1.5 kg |
|---|---|
| Dimensions | 25 × 20 × 12 cm |
Double Duty Diesel — Manufacturer Pass-Through Warranty
Double Duty Diesel parts carry the original manufacturer's warranty:
- Fluidampr — Lifetime warranty on harmonic balancers
- MAHLE / Clevite — 12 months on bearings, gaskets, sealing components
- Dynomite Diesel — 12 months on stock-spec injectors and pumps; performance/race spec varies
- Power Driven Diesel — 12 months on turbos and bundled tuning kits
- Returns must be notified within 30 days of delivery
- Parts only — installation not covered
Workshop fitment available at Willys for transmissions, injectors and engine internals.
Read the full Double Duty Diesel warranty terms →
Warranty claims are coordinated through Willys Workshop. Email sales@willysworkshop.com.au or call Warana (07) 5619 7869 / Oxley (07) 3377 3421 with your order number and a description of the issue.
Questions, or need a fitment check?
Send your rego or VIN and our Australian-based team will manually confirm fitment before you buy.
Prefer to text your rego/VIN? 0485 885 957
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